List of Articles groupoid Open Access Article Abstract Page Full-Text 1 - Topologically simple semihypergroup H. Jafarabadi 10.30495/jlta.2022.695592 20.1001.1.22520201.2022.11.03.6.1 Open Access Article Abstract Page Full-Text 2 - On the Finite Groupoid G(n) M. Azadi H. Amadi 20.1001.1.22520201.2013.02.03.4.6