Shcherbina, Nikolay. “On the Set of Complex Points of a 2-Sphere”. ANNALI SCUOLA NORMALE SUPERIORE - CLASSE DI SCIENZE 8, no. 1 (March 26, 2009): 73-87. Accessed May 26, 2026. https://journals-dev.sns.it/index.php/annaliscienze/article/view/168.