@article{IM2_1977_11_6_a1,
     author = {S. S. Strogalov},
     title = {The canonical module and anti-invariant elements},
     journal = {Izvestiya. Mathematics},
     pages = {1151--1174},
     year = {1977},
     volume = {11},
     number = {6},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/IM2_1977_11_6_a1/}
}