Gravitational lensing around a dual-charged stringy black hole in plasma background Shubham Kala, Hemwati Nandan, Amare Abebe and Saswati Roy Eur. Phys. J. C, 84 10 (2024) 1089 Published online: 21 October 2024 DOI: 10.1140/epjc/s10052-024-13362-9