Intelligent Information and Database Systems - Nguyen; Bogdan Trawiński; Duong Hung Hoang; Hoang Pham; Tzung-Pei Hong; Hoang, Duong Hung; Hong, Tzung-Pei; Nguyen, Ngoc Thanh; Pham, Hoang; Trawiński, Bogdan (Springer International Publishing, 2018)