@article{MAN_1970__187_162026,
     author = {Tudor ZAMFIRESCU},
     title = {On the {Line-connectivity} of {Line-graphs.}},
     journal = {Mathematische Annalen},
     pages = {305--309},
     year = {1970},
     volume = {187},
     zbl = {0188.28802},
     url = {http://geodesic.mathdoc.fr/item/MAN_1970__187_162026/}
}