Nesvidomin, Andrii, Serhii Pylypaka, Tetiana Volina, Mykhailo Kalenyk, Svitlana Botvinovska, Iryna Hryshchenko, Dmytro Spirintsev, Vitalii Kolodnenko, Serhii Borodai, and Irina Zakharova. “Mathematical Description of Bending a Surface of Revolution into a Helical Conoid”. Eastern-European Journal of Enterprise Technologies 3, no. 1 (135) (June 27, 2025): 30–37. Accessed February 7, 2026. https://journals.uran.ua/eejet/article/view/328825.