Angkhana Chuajedton, Weeranuch Karuehanon, Pornanan Boonkorn. EXTRACTION OF PECTIN FROM PEANUT SHELL WASTE WITH HEATING IN COMBINATION WITH ULTRASONIC-ASSISTED EXTRACTION. INTERNATIONAL JOURNAL OF GEOMATE [Internet]. 2020 Apr. 29 [cited 2024 May 2];18(68):9-14. Available from: https://geomatejournal.com/geomate/article/view/534