Nguyen, P. and Duong, H. 2018. INITIALLY STUDY ON THE FACTORS EVOLVING TO QUALITY OF SOURSOP JAM (Annona muricata L.). TRA VINH UNIVERSITY JOURNAL OF SCIENCE. 8, 31 (Sep. 2018), 65-71. DOI:https://doi.org/10.35382/18594816.1.31.2018.10.