Murshudli, M. M., A. M. Alieva, and M. I. Musaev. “Sensor for Measuring Cryogenic Temperatures Based on a Transistor-Sensitive Element”. Technology and Design in Electronic Equipment, no. 1, Feb. 2005, pp. 28-30, https://www.tkea.com.ua/index.php/journal/article/view/TKEA2005.1.28.