YEN YU KANG; HSIN PEI LEE; T. J. E. JUAN; TAKAMITSU TANAKA; MITSUHIRO SETOYAMA; YUKARI CHIBA; SULEEPORN KAMCHOMPOO. Usability Evaluation of the Operational Interface of the NARERO Learning System. j. adv. res. s. sci. hum. 2017, 2, 311-320.