Sampson MI, ZSOLT L, ACHUOBI JO, IGIRI C, ESSIEN LE. On Independence and Minimal Generating Set in Semigroups and Countable Systems of Semigroups. IJMAM [Internet]. 2023 Oct. 31 [cited 2026 Jul. 28];6(2). Available from: https://tnsmb.org/journal/index.php/ijmam/article/view/89