Rustam, K. Usman, M. Kamaruddin, D. Chamidah, Nopendri, K. Saleh, Y. Eliskar, and I. Marzuki. “MODIFIED POSSIBILISTIC FUZZY C-MEANS ALGORITHM FOR CLUSTERING INCOMPLETE DATA SETS”. Acta Polytechnica, vol. 61, no. 2, Apr. 2021, pp. 364-77, doi:10.14311/AP.2021.61.0364.