CAVENAGH, NICHOLAS J.; DONOVAN, DIANE; GOWER, REBECCA A.H. A new class of critical sets in Latin squares. Utilitas Mathematica , [S. l.], v. 67, 2005. Disponível em: https://utilitasmathematica.com/index.php/Index/article/view/386. Acesso em: 8 may. 2026.