Patthama Sung และ Prasert Pavasant. (2013) REDUCTION OF PRODUCTION COST CHAETOCEROS GRACILIS CULTIVATION IN AIRLIFT PHOTOBIOREACTORS WITH REUSE CULTURE MEDIUM. Chulalongkorn University:ม.ป.ท.Patthama Sung และ Prasert Pavasant. 2013. REDUCTION OF PRODUCTION COST CHAETOCEROS GRACILIS CULTIVATION IN AIRLIFT PHOTOBIOREACTORS WITH REUSE CULTURE MEDIUM. ม.ป.ท.:Chulalongkorn University;Patthama Sung และ Prasert Pavasant. REDUCTION OF PRODUCTION COST CHAETOCEROS GRACILIS CULTIVATION IN AIRLIFT PHOTOBIOREACTORS WITH REUSE CULTURE MEDIUM. ม.ป.ท.:Chulalongkorn University, 2013. Print.