N. N. Lan, V. V. Dzung, N. T. K. Lien, N. K. Thoa, D. H. Nghi, and N. H. Hoang, “Isolation and identification of indole acetic acid producing bacteria from the coasts of Ben Tre and Tra Vinh Provinces”, AJB, vol. 41, no. 4, Dec. 2019.