@article{TMF_2013_177_2_a3,
     author = {A. Ya. Burinskii},
     title = {Stringlike structures in {Kerr--Schild} geometry: {The~}$N{=}2$ string, twistors, and {the~Calabi--Yau} twofold},
     journal = {Teoreti\v{c}eska\^a i matemati\v{c}eska\^a fizika},
     pages = {247--263},
     publisher = {mathdoc},
     volume = {177},
     number = {2},
     year = {2013},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/TMF_2013_177_2_a3/}
}