“A Feasibility Study on the Establishment Cassava Ube Halaya With Mango Toppings in Bagumbong Terminal, Quezon City”. 2019. Ascendens Asia Singapore – Bestlink College of the Philippines Journal of Multidisciplinary Research 1 (1). https://ojs.aaresearchindex.com/index.php/aasgbcpjmra/article/view/2128.