@article{ZNSL_2020_489_a1,
     author = {A. Enin and P. Perstneva and S. Tikhomirov},
     title = {Periodic solutions of parabolic equations with hysteresis in the dimension~1},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {36--54},
     publisher = {mathdoc},
     volume = {489},
     year = {2020},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_2020_489_a1/}
}