GRINKEVIČIUS, K. . Preconditions for development of generic competencies by teaching biology in the general education school: the aspect of the content of textbooks for classes 9 and 10. Pedagogika / Pedagogy, [S. l.], v. 113, n. 1, p. 132–147, 2014. DOI: 10.15823/p.2014.1757. Disponível em: https://ejournals.vdu.lt/index.php/Pedagogika/article/view/1757. Acesso em: 19 apr. 2025.