@article{TMF_1996_109_1_a6,
     author = {V. A. Slobodenyuk},
     title = {Study of the convergence of the {Schwinger{\textendash}De} {Witt} expansion for certain potentials},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
     pages = {70--79},
     year = {1996},
     volume = {109},
     number = {1},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TMF_1996_109_1_a6/}
}