Rajarathinam ARUNACHALAM. Proposing a New Method for the Construction of Optimal Pairwise Balanced Block Designs Based on 3\(^n\) Symmetrical Factorial Design. Mathematics and Computer Science: Research Updates Vol. 3, [S. l.], p. 90–99, 2025. DOI: 10.9734/bpi/mcsru/v3/4358. Disponível em: https://stm.bookpi.org/MCSRU-V3/article/view/17431. Acesso em: 13 jun. 2026.