Can massless wormholes mimic a Schwarzschild black hole in the strong field lensing?Ramil N. Izmailov, Amrita Bhattacharya, Eduard R. Zhdanov, Alexander A. Potapov and Kamal K. NandiEur. Phys. J. Plus, 134 8 (2019) 384DOI: https://doi.org/10.1140/epjp/i2019-12914-5