@article{TMF_2007_150_1_a5,
     author = {I. V. Krivchenkov},
     title = {Developing the~eikonal method in nonlinear electrodynamics based on the~geometrization principle},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
     pages = {112--117},
     publisher = {mathdoc},
     volume = {150},
     number = {1},
     year = {2007},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TMF_2007_150_1_a5/}
}