@article{MZM_2006_79_4_a13,
     author = {V. A. Yurko},
     title = {On recovering {Sturm--Liouville} operators on graphs},
     journal = {Matemati\v{c}eskie zametki},
     pages = {619--630},
     publisher = {mathdoc},
     volume = {79},
     number = {4},
     year = {2006},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/MZM_2006_79_4_a13/}
}