Maikap, S., B. Senapati, and C. Maiti. “Technology CAD of SiGe Heterojunction Field Effect Transistors (Short Communication)”. Defence Science Journal 51, no. 2 (January 1, 2002): 195-199. Accessed June 26, 2022. https://publications.drdo.gov.in/ojs/index.php/dsj/article/view/2230.