Hong, Trinh. 2004. “ISOLATING AND STUDYING SOME CHARACTERISTICS OF AZOSPIRILLUM SP. PRELIMINARILY STUDYING THEIR EFFECTS ON RICE SPROUTS”. VNUHCM Journal of Science and Technology Development 7 (4&5), 70-76. https://doi.org/https://doi.org/10.32508/stdj.v7i4&5.3198.