Searching for non-unitary neutrino oscillations in the present T2K and NOA dataLuis Salvador Miranda, Pedro Pasquini, Ushak Rahaman and Soebur RazzaqueEur. Phys. J. C, 81 5 (2021) 444DOI: https://doi.org/10.1140/epjc/s10052-021-09227-0