Products of Nilpotents in Partial Transformation Semigroups using Digraphic Paths and Chains. FJST [انترنت]. 8 مايو، 2025 [وثق 17 مايو، 2026];9(1):81-7. موجود في: https://lafiascijournals.org.ng/index.php/fjst/article/view/511