@article{ZNSL_2013_415_a11,
     author = {Yu. V. Maslova and V. M. Nezhinskij},
     title = {Two-chord framings of maximal trees},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {91--102},
     publisher = {mathdoc},
     volume = {415},
     year = {2013},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_2013_415_a11/}
}