D. Febrianik, N. Dharmayanti, and A. N. Siregar, “Application Traceability System in Fish Processing Lemadang Frozen Portion in PT. Graha Insan Sejahtera, North Jakarta”, JPHPI, vol. 20, no. 1, pp. 179–187, Apr. 2017, doi: 10.17844/jphpi.v20i1.16505.