วิตรสุขุมาลย์ อ. .; คุปตัษเฐียร ณ. . Service Quality Improvement of Calibration Laboratory by Integration of SERVQUAL and Kano’s Model into QFD. Journal of Engineering, RMUTT, [S. l.], v. 1, p. 1–12, 2015. Disponível em: https://ph01.tci-thaijo.org/index.php/jermutt/article/view/242047. Acesso em: 4 may. 2024.