Mihhailov, D., A. Sudnitson, and M. Kruus. “Project-Oriented Approach to Low-Power Topics in Advanced Digital Design Course”. Elektronika Ir Elektrotechnika, vol. 102, no. 6, May 2010, pp. 151-4, https://eejournal.ktu.lt/index.php/elt/article/view/9381.