Putra, Bagas Hidayat. 2019. “OBSERVATION AND ANALYSIS OF IMMIGRATION INFORMATION TECHNOLOGY IN IMMIGRATION CHECKPOINTS IN SEVERAL COUNTRIES: OBSERVASI DAN ANALISIS MENGENAI TEKNOLOGI INFORMASI KEIMIGRASIAN PADA TEMPAT PEMERIKSAAN IMIGRASI DI BEBERAPA NEGARA”. TEMATICS: Technology Management and Informatics Research Journals 1 (1):81-88. https://doi.org/10.52617/tematics.v1i1.75.