@article{ZNSL_1981_101_a1,
     author = {V. Alonso and V. N. Popov},
     title = {On coexistence of superfluidity and ferromagnetism},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {3--10},
     year = {1981},
     volume = {101},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_1981_101_a1/}
}