Gravitational lensing: dark energy models in non-flat FRW Universe Rownak Kundu, Ujjal Debnath and Anirudh Pradhan Eur. Phys. J. C, 83 6 (2023) 553 Published online: 30 June 2023 DOI: 10.1140/epjc/s10052-023-11675-9