@article{CMJ_2010__60_2_a20,
     author = {Borowiecki, Mieczys{\l}aw and Borowiecki, Piotr and Sidorowicz, El\.zbieta and Skupie\'n, Zdzis{\l}aw},
     title = {On extremal sizes of locally $k$-tree graphs},
     journal = {Czechoslovak Mathematical Journal},
     pages = {571--587},
     publisher = {mathdoc},
     volume = {60},
     number = {2},
     year = {2010},
     mrnumber = {2657970},
     zbl = {1224.05246},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CMJ_2010__60_2_a20/}
}