[1]
V. A. Permadi, T. Ahmad, and B. J. Santoso, “DATA REFINEMENT APPROACH FOR ANSWERING WHY-NOT PROBLEM OVER K-MOST PROMISING PRODUCT (K-MPP) QUERIES”, JUTI, vol. 16, no. 2, pp. 171–180, Oct. 2018, doi: 10.12962/j24068535.v16i2.a754.