Perić, Z. H., and S. M. Bogosavljević. “Performance of Nonuniform PAM Constellations for Gaussian Channel”. Elektronika ir Elektrotechnika 52, no. 3 (March 19, 2004). Accessed October 12, 2024. https://eejournal.ktu.lt/index.php/elt/article/view/10933.