@article{10_21136_CMJ_1976_101399,
     author = {Zelinka, Bohdan},
     title = {Embedding trees into block graphs},
     journal = {Czechoslovak Mathematical Journal},
     pages = {273--279},
     publisher = {mathdoc},
     volume = {26},
     number = {2},
     year = {1976},
     doi = {10.21136/CMJ.1976.101399},
     mrnumber = {0447028},
     zbl = {0328.05101},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1976.101399/}
}