Abuelyamen SH. THE HIJIRI CALENDAR AND ITS CONFORMANCE WITH THE GREGORAIN CALENDAR BY MATHEMATICAL CALCULATIONS: 31st May 2022; 07th February 2023; 16th February 2023; 17th February 2023. mijst [Internet]. 2023 Mar. 15 [cited 2024 Nov. 24];9:01-19. Available from: https://grdspublishing.org/index.php/matter/article/view/1973