@article{10_4153_S0008439520000429,
     author = {Ray, Anwesh and Sujatha, R.},
     title = {Euler characteristics and their congruences in the positive rank setting},
     journal = {Canadian mathematical bulletin},
     pages = {228--245},
     year = {2021},
     volume = {64},
     number = {1},
     doi = {10.4153/S0008439520000429},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/S0008439520000429/}
}