MOHAN R.N.; KAGEYAMA, SANPEI. New series of a-resolvable and almost α-resolvable PBIB designs. Utilitas Mathematica , [S. l.], v. 51, 1997. Disponível em: https://utilitasmathematica.com/index.php/Index/article/view/75. Acesso em: 8 may. 2026.