Perspectivas em Aritmética e Álgebra para o século XXI by Ana Lucia Vaz da Silva

“… Por que o ensino da álgebra funciona somente para alguns alunos? “Por que muitos dos que são capazes de lidar com a álgebra formal, nunca a utilizam para resolver problemas, a menos que explicitamente solicitados?” …”
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Imagologia – de la sens la formă (I) by Onorina Botezan

“…L’imagologie est une science relativement jeune qui s’est développée aux milieux universitaires européennes et universitaires, surtout dans la deuxième moitié du XX-ième siècle et aux dernières décennies. …”
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Estela e o projeto fazendo arte com a Matemática by Katia Regina Ashton Nunes

“…O texto ainda discorre sobre o Projeto Matemática e Arte que desenvolveu em parceria com a professora Katia Regina Ashton Nunes e descreve, de forma reduzida, um dos muitos trabalhos que realizaram em conjunto com artistas plásticos de destaque mundial. …”
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Imagologia – de la sens la formă (II) by Onorina Botezat

“…L’imagologie est une science relativement jeune qui s’est développée dans les milieux universitaires européens et universitaires, surtout dans la deuxième moitié du XX-ème siècle et dans les dernières décennies. …”
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Apelles Porto Alegre by Chéli Nunes Meira, Eduardo Arriada

“…Suas ações contribuíram para o desenvolvimento de muitos jovens. …”
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Conhecimento Tácito e Educação Matemática by Cláudio Saiani

“… Para Michael Polanyi, sabemos muito mais do que podemos relatar: o conhecimento explícito é uma parte ínfima em relação ao conhecimento tácito, do qual fazem parte as percepções daquele que conhece, bem como sua própria história de vida. …”
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Um outro cartulário da Sé de Coimbra: o Manuscrito Iluminado 98 da Biblioteca Nacional by Maria do Rosário Barbosa Morujão

“… Depois de termos apresentado um trabalho sobre o Livro Preto, dedicamos novo artigo a um outro cartulário da Sé de Coimbra, códice de menores dimensões e muito menos conhecido, que se conserva na Biblioteca Nacional de Portugal. …”
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Urban Forests in Florida: Do They Reduce Air Pollution? by Francisco Escobedo

“…FOR-128, a 3-page fact sheet by Francisco Escobedo, presents the factors behind pollution removal by trees, estimates the amount of air pollution removal for three Florida cities, and presents strategies for managing urban trees for air quality improvement. …”
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Urban Forests in Florida: Do They Reduce Air Pollution? by Francisco Escobedo

“…FOR-128, a 3-page fact sheet by Francisco Escobedo, presents the factors behind pollution removal by trees, estimates the amount of air pollution removal for three Florida cities, and presents strategies for managing urban trees for air quality improvement. …”
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Online queries as a criterion for evaluating epidemiological status and effectiveness of COVID-19 control measures in Russia: results from Yandex.Wordstat analysis by Kuvat Momynaliev, Dimash Khoroshun, Vasiliy Akimkin

“…Objectives Assessment of the significance of online queries regarding smell impairment to evaluate the epidemiological status and effectiveness of COVID-19 epidemic control measures using levofloxacin as an example.Setting There are 81 regions of Russia and several large cities, such as Moscow, St. Petersburg and Nizhny Novgorod.Methods Weekly online queries from Yandex Russian users regarding smell impairment and levofloxacin were analysed in regions and large cities of Russia from 16 March 2020 to 21 February 2021.Results A strong positive direct correlation (r>0.7) was found between the number of smell-related queries in Yandex new cases of COVID-19 in 59 out of 85 Russian regions and large cities (70%). …”
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A first screening of black carbon concentrations whilst commuting by diesel-fuelled buses in Montevideo, Uruguay by Admir Créso Targino, Camila Couto da Costa, Patricia Krecl

“…We found a positive trend between traffic volume and median BC concentrations, consistent with previous studies conducted in other cities. Compared to similar studies in South America, BC concentrations were found to be intermediate, but considerably higher than those observed in North American and European cities. …”
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Evaluation of the WRF-CMAQ Model Performances on Air Quality in China with the Impacts of the Observation Nudging on Meteorology by Jiali Li, Shaocai Yu, Xue Chen, Yibo Zhang, Mengying Li, Zhen Li, Zhe Song, Weiping Liu, Pengfei Li, Min Xie, Jia Xing

“…The results for the regional PM2.5 over China indicated that the Nudging case reproduced the spatial patterns of mean PM2.5 concentrations in the 367 cities with the NMB value of –31%, much better than –42.0% in the base case. …”
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Duplicate references in the 'Introduction' and 'Discussion' sections of scientific articles on physical education and sports by Leonid Podrigalo, Sergii Iermakov

“…The selection criteria included indicators such as a high level of citation, including the "Citing Items Breakdown / Background" indicator (WoS). …”
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RETRACTED ARTICLE: An intelligent dynamic cyber physical system threat detection system for ensuring secured communication in 6G autonomous vehicle networks by Shanthalakshmi M, Ponmagal R S

“…Abstract Smart cities have developed advanced technology that improves people’s lives. …”
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Ameaça e caráter transnacional do narcotráfico na Amazônia brasileira by Aiala Colares Couto

“…Finally, field work was carried out in cities such as Belém, Cametá, Redenção, Marabá, Palmas and Santarém, where interviews and systematic observations were carried out. …”
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Research trends on Smart Transportation policy in Asia and Europe: A Biblioetric Analysis by Fitriani

“…Articles are analyzed based on the number of publications per year, contributing countries, field of study, authors, documents cited, related issues, and papers cited. Next, Citespace is used to provide a visual analysis of keyword co-occurrence. …”
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Life Cycle Cost Analysis of Residential Power Backup Gasoline Generators in Nigeria by B.N. Nwankwojike, J.O. Nwosu, M.O. Egwuagu

“…A total of two thousand six hundred and twenty electric power generating sets sampled from seventeen cities in Nigeria were evaluated by direct  observation/descriptive experimental design. …”
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La résurgence/convergence du triptyque « catastrophe-résilience-adaptation » pour (re)penser la « fabrique urbaine » face aux risques climatiques by Béatrice Quenault

“…Confronted with climate change, cities appear to be spaces at risk, not so much because of their exposure to climatic threats but rather because of their present and future vulnerabilities to such hazards taking into account their limited capacities to cope with or to respond to such events. …”
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Multimode Traffic Travel Behavior Characteristics Analysis and Congestion Governance Research by Wen Li, Wei Feng, Hua-zhi Yuan

“…The paper proposes the development of an urban public transportation system and travelling mode shift from cars to public transportation as reasonable travel structure for congestion management and sustainable development of modern cities.…”
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Can big data reduce urban environmental pollution? Evidence from China's digital technology experimental zone. by Jiahao Zhang, Fusheng Liang, Peng Gao

“…This paper investigates the impact of the digital economy on urban environmental pollution by analyzing panel data from 283 prefecture-level cities in China from 2011 to 2019 and using the digital technology comprehensive pilot zone of China as a natural experiment. …”
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