ISAAC, Anthony Asuquo; AKRA, Ukeme Paulinus; AKPAN, Stephen S. ON WHETHER A t- STEINER QUINTUPLE SYSTEM OF BALANCED INCOMPLETE BLOCK DESIGN IS A GROUP, RING OR FIELD ALGEBRA. FUDMA JOURNAL OF SCIENCES, [S. l.], v. 9, n. 12, p. 241–246, 2025. DOI: 10.33003/fjs-2025-0912-4082. Disponível em: http://www.fjsadmin.fudutsinma.edu.ng/index.php/fjs/article/view/4082. Acesso em: 8 dec. 2025.