OTULO, C.W; MUGA, Z.M; OKELO, N.B; NYAKINDA, J.O. Relative Efficiency of Sum Constructed Automorphic Symmetric Balanced Incomplete Block Designs. International Journal of Modern Computation, Information and Communication Technology, [S. l.], v. 3, n. 7 & 8, p. 56–63, 2020. DOI: 10.65000/43c9w159. Disponível em: https://gjpublications.com/index.php/IJMCICT/article/view/56. Acesso em: 22 oct. 2025.