Difference of clinical characteristics in patients with reinfection and primary infection variants of SARS-CoV-2: a retrospective study in China by Chao-Chao Qiu, Xiao-Qing Lin, Qiang Zhang, Ya-Long Chen, Xiao-Qiao Su, Ming-Ying Zhang, Le-Fei Zhu, Zhi-Ruo Lin, Fang Cheng, Shang-Ren Xie, Ji-Chan Shi, Xian-Gao Jiang

“…The observation group exhibited a shorter clinical symptom recovery time than that did the control group (median, 5 days vs. 7 days, Log rank p<0.001, HR = 1.907(95% CI 1.669–2.178). …”
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Analysis and Research of the High-Cycle Fatigue Fracture Mode Based on Stress Ratio and Residual Stress of Ti-6Al-4V by Fu Wang, Jian-Jun Wang, Qin-Sheng Li, Guo-Zhu Ren, Xin-Jian Zhang, Shu-quan Zhang

“…Titanium alloys also have poor thermal conductivity (only 1/5 of iron and 1/15 of aluminum), small deformation coefficient, large friction coefficient, and other characteristics. …”
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Identifying and prioritizing antifragile tourism strategies in a Neutrosophic environment by Mahdi Ghaforiyan, Ali Sorourkhah, Seyyed Edalatpanah

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EVALUATION RATINGS OF ENGINEERING UNIVERSITY ACTIVITIES by Nadezhda G. Yaruchkina, Vadim G. Tronin

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University Academic Reputation as a Leadership Factor in the Global Educational Market by N. L. Antonova, A. D. Sushchenko

“…We analyze the factors that improve university academic reputation using sources of empirical data such as QS World University Rankings database for 2017–2019 (open data analysis method), as well as the sociological research results including the opinions of experts (n = 5) (semi-structured interviews were selected as an appropriate method of data collection). …”
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The effectiveness of using some criteria for determining adaptability on the example of winter rye cultivars by I. V. Safonova, N. I. Aniskov

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Regulating the international activities of Russian higher education institutions by V. V. Bondarenko, N. A. Nazarova, K. S. Taisheva, D. P. Penzina

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THE DEVELOPMENT OF MANUFACTURING INDUSTRY OF ANGOLA AS A FACTOR OF ENSURING THE COMPETITIVENESS OF THE COUNTRY’S ECONOMY by B. Sebashtiao

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Turkmen Students at Volgograd State Technical University by L. F. Belyakova, T. L. Sidorova, R. M. Petruneva, V. D. Vasilyeva

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CONFLICTS՚ SOURCES AND STRESSFUL FACTORS IN MODERN ORGANIZATIONS by I. A. Romanova, N. I. Laas, E. V. Gurova

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Methodology for assigning ESG ratings by D. V. Zhatikova, P. S. Scherbachenko

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System of comprehensive evaluation of academic staff activity by I. Dudarev, V. Purtov

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Nonrelativistic Approximation in the Theory of a Spin-2 Particle with Anomalous Magnetic Moment by Alina Ivashkevich, Viktor Red’kov, Artur Ishkhanyan

“…The complete wave function consists of a two-rank symmetric tensor and a three-rank tensor that is symmetric in two indices. …”
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SARS-CoV-2 SPIKE Antibody Levels can Indicate Immuno-Resilience to Re-infection: a Real-World Study by Yue Jin, Fei Yang, Christopher M. Rank, Stanley Letovsky, Peter Ramge, Simon Jochum

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Teacher Training Doctoral Studies Basic Parameters and Development Vectors in Russia and in the World: The Results of the Global Study of Leading Universities by E. V. Brodovskaya, A. Yu. Dombrovskaya, A. B. Shatilov, R. V. Parma

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A proposed model for the assessment of supply chain management using DEA and knowledge management by Nasim Ekram Nosratian, Mohammad Taghi Taghavi Fard

“…In this way, 17 different scenarios of information sharing are defined and ranked using the cross-efficiency method. Finally, values ​​for different scenarios using simulations and Rockwell Software Arena V5 are reported. …”
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Contemporary Results of the Reforming of Higher Education in China by S. S. Donetskaya, Tsyan’nan Tszi

“…Gross enrolment ratio in tertiary education had been increased in 9,5 times (from 1995 to 2016) and reached 42,7% in 2016. …”
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Flagship Universities as Development Potential of Regions and Industries by A. V. Berestov, A. I. Guseva, V. M. Kalashnik, V. I. Kaminsky, S. V. Kireev, S. M. Sadchikov

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Improving the Competitiveness of the Leading Universities of the North Caucasus Federal District in Sync with the Objectives of Regional Development by D. V. Petrosyants, V. V. Zubenko, P. S. Seleznev, I. V. Arzhanova

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Multipurpose assessment of the financial competitiveness of a publishing company by A. A. Aliev, M. S. Gordienko, A. V. Petelina

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