Showing items related by title, author, creator and subject.

• Influence of socio-demographic conditions in attitudes and behaviour in sexuality that express the youth of ninth year from a public school in the Canton Central Alajuela, Costa Rica 

  Vargas Barrantes, Élida María; Araya Alpízar, Carlomagno

• Knowledge of different forms of sexual expression in young individuals and ninth-grade teachers from a public school in Alajuela canton, Costa Rica 

  Vargas Barrantes, Élida María; Araya Alpízar, Carlomagno

• Fossil mammals from Puente de Piedra district (Xenarthra, Glyptodontidae; Artiodactyla, Camelidae, Lamini), Grecia, Alajuela Province, Costa Rica 

  Pérez, Eduardo A.