@article{TMF_2000_125_3_a3,
     author = {Kh. K. Ishkin and Kh. Kh. Murtazin},
     title = {Quantum defect for the {Dirac} operator with a nonanalytic potential},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
     pages = {444--452},
     publisher = {mathdoc},
     volume = {125},
     number = {3},
     year = {2000},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TMF_2000_125_3_a3/}
}