Nguyen, Van, Thuy Nguyen, and Hong Nguyen. 2025. “RIPENING EFFECT ON COLOR INDICES, POLYPHENOL CONTENTS, AND ANTIOXIDANT ACTIVITIES OF GUAVA (Psidium Guajava L.) FRUITS ”. Tạp Chí Khoa học Nông nghiệp Việt Nam 17 (3). https://doi.org/10.31817/tckhnnvn.2019.17.3.