Siswanto, N., Adianto, A. N., Prawira, H. A., & Rusdiansyah, A. (2019). A crow search algorithm for aircraft maintenance check problem and continuous airworthiness maintenance program. Jurnal Sistem Dan Manajemen Industri, 3(2), 115-123. https://doi.org/10.30656/jsmi.v3i2.1794