Ni-orn Chomsri. 2001. Thermostable protease enzymes. Field of Study Biotechnology, Chiang Mai University;
Ni-orn Chomsri. (2001) Thermostable protease enzymes . Chiang Mai University/Chiang Mai.
Ni-orn Chomsri. Thermostable protease enzymes. . Chiang Mai:Chiang Mai University, 2001.
Ni-orn Chomsri. (2001) Thermostable protease enzymes . Chiang Mai University/Chiang Mai.