Nora Fasihah Omar Ali, Muhd Nur Firdaus Dolhan, Liyana Husnaa Azmi, Rafiza Abdul Razak, Chee Ken Nee (2021) “Design and Development of Room Limit Counter for The Use of Social -Physical Distancing”, Turkish Journal of Computer and Mathematics Education (TURCOMAT), 12(14), pp. 1123–1137. doi: 10.17762/turcomat.v12i14.10398.