@article{Sunanda:2021QF, author = "Sunanda, {} and Moharana, Reetanjali", title = "{Modelling TXS0506+056 with internal $\gamma -\gamma$ secondaries}", doi = "10.22323/1.395.1014", journal = "PoS", year = 2021, volume = "ICRC2021", pages = "1014" }