Suparpun Chungcharoenwattana. 1999. Physico-chemical and mechanical properties and controlled release in coated pellets of mixing films between ethylcellulose and ammonio methacrylate copolymer in organic and aqueous dispersion systems. Graduate School, Chulalongkorn University;

Suparpun Chungcharoenwattana. Physico-chemical and mechanical properties and controlled release in coated pellets of mixing films between ethylcellulose and ammonio methacrylate copolymer in organic and aqueous dispersion systems. . Bangkok:Chulalongkorn University, 1999.

Suparpun Chungcharoenwattana. (1999) Physico-chemical and mechanical properties and controlled release in coated pellets of mixing films between ethylcellulose and ammonio methacrylate copolymer in organic and aqueous dispersion systems . Chulalongkorn University/Bangkok.