N. . Kesuma, F. . hani Sabila, and C. Chrisnatalanta, “SISTEM PENGURUSAN SIGN ON BUKU PELAUT CREW KAPAL DI KANTOR KSOP KHUSUS BATAM PADA PT. PUTRA ANAMBAS SHIPPING BATAM”, JME, vol. 4, no. 2, pp. 411 - 416, Aug. 2022.