Sorawit Powtongsook. 1993. Strain selection and culture of Dunaliella salina (Chlorophyceae) for beta-carotene production. Graduate School, Chulalongkorn University;
Sorawit Powtongsook. (1993) Strain selection and culture of Dunaliella salina (Chlorophyceae) for beta-carotene production . Chulalongkorn University/Bangkok.
Sorawit Powtongsook. Strain selection and culture of Dunaliella salina (Chlorophyceae) for beta-carotene production. . Bangkok:Chulalongkorn University, 1993.
Sorawit Powtongsook. (1993) Strain selection and culture of Dunaliella salina (Chlorophyceae) for beta-carotene production . Chulalongkorn University/Bangkok.