@article{MZM_1998_63_4_a16,
     author = {V. P. Glushko and N. A. Yartseva},
     title = {An elliptic periodic problem with degeneracy in $L_p$},
     journal = {Matemati\v{c}eskie zametki},
     pages = {628--632},
     publisher = {mathdoc},
     volume = {63},
     number = {4},
     year = {1998},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_1998_63_4_a16/}
}