@article{ELA_2005__13__a11,
     author = {Berman, A. and F\"orster, K.-H.},
     title = {Algebraic connectivity of trees with a pendant edge of infinite weight},
     journal = {The electronic journal of linear algebra},
     pages = {175--186},
     publisher = {mathdoc},
     volume = {13},
     year = {2005},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/ELA_2005__13__a11/}
}