Maikap, S., B. Senapati, and C. K. Maiti. “Technology CAD of SiGe Heterojunction Field Effect Transistors (Short Communication)”. Defence Science Journal 51, no. 2 (January 1, 2002): 195–199. Accessed June 16, 2025. https://publications.drdo.gov.in/ojs/index.php/dsj/article/view/2230.