Budilaksono, Agung. 2020. “ANALYSIS CUSTOMS MARITIME SURVEILLANCE SYSTEM BASED ON MOVEMENT PHENOMENON AND CHARACTERISTIC OF NARCOTICS, PRECURSORS AND PSYCHOTROPICS (NPP) SMUGGLINGS”. JURNAL PERSPEKTIF BEA DAN CUKAI 4 (1). https://doi.org/10.31092/jpbc.v4i1.772.