Czy istnieje sezonowy rytm rozwoju w warunkach tropikalnych? (Raport 1 z dwuletnich comiesięcznych badań na Jukatanie w Meksyku) by Anna Siniarska, Armando Rojas, Graciela Valentin, Napoleon Wolański, Federico Dickinson

“…The youths were attending two schools that were located in rather poor districts of Merida (the capital city of the Yucatan State, Mexico). The investigations started in February 2002 and ended in November 2003 and were continued monthly. …”
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Sprawność fizyczna dzieci wiejskich i miejskich z niskiej grupy społeczno-ekonomicznej na Jukatanie (Meksyk) by Maryla Aftanasiuk

“…The material consisted of 552 children from Merida (the capital city of Yucatan State, Mexico) and of 526 children from the Yaxcaba horticultural community, 7 through 14 years of age. …”
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Skok pokwitaniowy i budowa ciała dziewcząt z Meridy (Jukatan, Meksyk) jako sposób przystosowania do warunków życia by Anna Zielińska

“…Data were collected between 1998-2001 in primary, secondary, and high schools of Merida, Capital City of the Yucatan State, Mexico. The ethnicity of girls was defined using their two surnames (from the father and mother side). …”
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