НЕДЕЛЬКО, Николай Фёдорович.
 The history of the duel of A.S. Pushkin.
<strong>Sibirskij Medicinskij Zurnal (Irkutsk) = Siberian Medical Journal (Irkutsk)              16+</strong>, [S.l.], v. 147, n. 8, p. 72-77, mar. 2018.
ISSN 1815-7572. Available at: &lt;<a href="http://smj.ismu.baikal.ru/index.php/osn/article/view/86" target="_new">http://smj.ismu.baikal.ru/index.php/osn/article/view/86</a>&gt;. Date accessed: 13 oct. 2026.