Analysis of a Single Squared Wingsail Design as an Auxiliary Propulsion System on a Tanker ShipHilman Ikmalul Iman, Ahmad Nasirudin, Hesty Anita Kurniawati, Wasis Dwi Aryawan, Hasanudin, Erzad Iskandar Putra and Ardi Nugroho YuliantoBIO Web Conf., 216 (2026) 09002DOI: https://doi.org/10.1051/bioconf/202621609002