YADAV, Sanjay Kumar. Q and A: Science and Mathematics in NCF-2005. SCHOOL SCIENCE, [S. l.], v. 48, n. 3-4, p. p.89–90, 2010. Disponível em: http://ejournals.ncert.gov.in/index.php/SS/article/view/879. Acesso em: 19 aug. 2025.