D. N. Borisenko, “Field-emission source of chages based on nanotubes for low temperature experiments”, Rec.Contr.Phys., vol. 2015, no. 3, pp. 27–28, Jan. 2015, Accessed: Jul. 13, 2026. [Online]. Available: https://bph.kaznu.kz/index.php/zhuzhu/article/view/249