OJHA, B. P.; BAJRAYACHARYA, P. M. Relation of Pythagorean and Isosceles Orthogonality with Best approximations in Normed Linear Space. Mathematics Education Forum Chitwan, [S. l.], v. 4, n. 4, p. 72–78, 2019. DOI: 10.3126/mefc.v4i4.26360. Disponível em: https://nepjol.info/index.php/mefc/article/view/26360. Acesso em: 1 sep. 2024.