Bother, D., and T. Li-Ping Tang. “TOTAL QUALITY MANAGEMENT (TQM): IMPLEMENTATION AND COMMON PITFALLS”. Psihologia Resurselor Umane, vol. 3, no. 1, Oct. 2019, pp. 61-68, https://hrp-journal.com.new-skills.eu/index.php/pru/article/view/141.