Drutarovský M, Šimka M, Fischer V, Celle F. A Simple PLL-Based True Random Number Generator for Embedded Digital Systems. Comput. Inform. [Internet]. 2012 Feb. 20 [cited 2024 Apr. 19];23(5-6):501-15. Available from: https://www.cai.sk/ojs/index.php/cai/article/view/442