@article{ARM_1997_33_1-2_a2,
     author = {Kruskal, Joseph B.},
     title = {A reminiscence about shortest spanning subtrees},
     journal = {Archivum mathematicum},
     pages = {13--14},
     year = {1997},
     volume = {33},
     number = {1-2},
     mrnumber = {1464296},
     zbl = {0921.01019},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/ARM_1997_33_1-2_a2/}
}