Powijit, J., & Damrianant, J. . (2020). Construction Safety: Laws, Preventive Guidelines, Accidents and Application on Mobile Phones: Laws, Preventive Guidelines, Accidents and Application on Mobile Phones. Princess of Naradhiwas University Journal, 12(2), 168–193. Retrieved from https://li01.tci-thaijo.org/index.php/pnujr/article/view/223785