Processing of pumpking chip, ការកែច្នៃល្ពៅឆាប OUM NHEANPHIRUN; អ៊ុំ ញាណភិរុណ AGI OUM 2014 B453 O.1 Text ix,37p. https://drive.google.com/file/d/1nHyRil4-Y0khD3cX_qL-0ZNbzvrMOoN9/view?usp=sharing