Janya Vechpanich. 2008. Extraction and purification of lutein fatty acid esters from marigold flower. Faculty of Engineering, Chulalongkorn University;
Janya Vechpanich. (2008) Extraction and purification of lutein fatty acid esters from marigold flower . Chulalongkorn University/Bangkok.
Janya Vechpanich. Extraction and purification of lutein fatty acid esters from marigold flower. . Bangkok:Chulalongkorn University, 2008.
Janya Vechpanich. (2008) Extraction and purification of lutein fatty acid esters from marigold flower . Chulalongkorn University/Bangkok.