Gikunju Muriuki D, Kamaku Waweru P, Wali Nzomo A. Properties of the International Standard Serial Number. IJSBAR [Internet]. 2019 Jun. 22 [cited 2024 Apr. 30];47(1):117-29. Available from: https://gssrr.org/index.php/JournalOfBasicAndApplied/article/view/10092