Santos, Jihan Bryce, Ophelia Brines, John Fedelle Celis, Jerecah May Neo, Mharwin Candelario, and Reynold Bangalisan. 2020. “Vertichute As Alternative Emergency Exit in Residential Building”. Ascendens Asia Singapore – Bestlink College of the Philippines Journal of Multidisciplinary Research 2 (1). https://ojs.aaresearchindex.com/index.php/aasgbcpjmra/article/view/1791.