Jangchud, Kamolwan, Anuvat Jangchud, Vichai Haruthaithanasan, and Khwannuch Wongmahasakul. 1999. “Development of Semi-Processed Pumpkin-Custard”. Agriculture and Natural Resources 33 (4). Bangkok, Thailand:620-29. https://li01.tci-thaijo.org/index.php/anres/article/view/240416.