Phuong, Nguyen, 		An, Dao, 		Canh, Ta, AND 		Trieu, Pham.
" Prepation and investigation of some properties of semiconductive thermoelectric thin film sensors based on n-type Bi2 (Te,Se)3 and p-type (Bi, Sb)2 Te3" <em>VNU Journal of Science: Natural Sciences and Technology</em> [Online], Volume 16 Number 4 (15 December 2000)