@article{BASM_2012_1_a4,
     author = {R. R. Kamalian},
     title = {On cyclically-interval edge colorings of trees},
     journal = {Buletinul Academiei de \c{S}tiin\c{t}e a Republicii Moldova. Matematica},
     pages = {50--58},
     publisher = {mathdoc},
     number = {1},
     year = {2012},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/BASM_2012_1_a4/}
}