Lukianov, P.V. 2019. BVI-noise simulation of two-blade helicopter’s rotor sin-shape. Visnyk of V. N. Karazin Kharkiv National University. Ser. Mathematics, Applied Mathematics and Mechanics. 89, (May 2019), 59-75. DOI:https://doi.org/10.26565/2221-5646-2019-89-05.