1.
S., Akmal, N. Hashim, Ruzy Haryati Hambali, and Haery ip Sihombing. Kano method for diagnosing attribute of product requirement to enhance customer satisfaction. IJAST [Internet]. 2020May29 [cited 2021Jul.31];29(9s):6160 -6170. Available from: https://sersc.org/journals/index.php/IJAST/article/view/19292