Gohunuwatta, R. R., Perera, H. A. H. P., Perera, B. A. K. S. and Disaratna, P. A. P. V. D. S. (2024) “Effect of COVID-19 on productivity of construction projects in Sri Lanka”, A|Z ITU JOURNAL OF THE FACULTY OF ARCHITECTURE, 21(1), pp. 15–33. doi: 10.58278/0.2024.32.