1.
Sotar S, Defiariany D, Firdaus F. Sistem Informasi Geografis Pesantren di Provinsi Sumatera Barat. ijcs [Internet]. 31Oct.2018 [cited 16Jul.2019];7(2):119-28. Available from: http://ijcs.stmikindonesia.ac.id/index.php/ijcs/article/view/88