@article{SM_2021_212_6_a4,
     author = {T. Harz and N. Shcherbina and G. Tomassini},
     title = {On defining functions and cores for unbounded {domains.~III}},
     journal = {Sbornik. Mathematics},
     pages = {859--885},
     publisher = {mathdoc},
     volume = {212},
     number = {6},
     year = {2021},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SM_2021_212_6_a4/}
}