@article{FPM_2016_21_5_a6,
     author = {A. O. Ivanov and A. A. Tuzhilin},
     title = {Analytic deformations of minimal networks},
     journal = {Fundamentalʹna\^a i prikladna\^a matematika},
     pages = {159--180},
     publisher = {mathdoc},
     volume = {21},
     number = {5},
     year = {2016},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/FPM_2016_21_5_a6/}
}