@article{SM_2020_211_10_a0,
     author = {Vik. S. Kulikov},
     title = {On rigid germs of finite morphisms of smooth surfaces},
     journal = {Sbornik. Mathematics},
     pages = {1354--1381},
     publisher = {mathdoc},
     volume = {211},
     number = {10},
     year = {2020},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_2020_211_10_a0/}
}