@article{10_1007_s10587_015_0180_7,
     author = {Zeng, De-Yan and Yin, Jian-Hua},
     title = {On a characterization of $k$-trees},
     journal = {Czechoslovak Mathematical Journal},
     pages = {361--365},
     publisher = {mathdoc},
     volume = {65},
     number = {2},
     year = {2015},
     doi = {10.1007/s10587-015-0180-7},
     mrnumber = {3360431},
     zbl = {06486951},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.1007/s10587-015-0180-7/}
}