Pham, N. “DETERMINING THE ALGAE CELL DENSITY AND TOTAL CAROTENOID CONTENT OF HETEROTROPHIC MARINE MICROALGAE - SCHIZOCHYTRIUM AND THRAUSTOCHYTRIUM ON THE COAST OF TRA VINH PROVINCE, VIETNAM”. TRA VINH UNIVERSITY JOURNAL OF SCIENCE, Vol. 13, no. 1, Mar. 2023, pp. 68-77, doi:10.35382/tvujs.13.1.2023.1718.