Traversable wormholes in the bulge of Milky Way galaxy with Global Monopole Charge Susmita Sarkar, Nayan Sarkar and Farook Rahaman Eur. Phys. J. C, 80 9 (2020) 882 Published online: 22 September 2020 DOI: 10.1140/epjc/s10052-020-08440-7