@article{DMTCS_2019_21_1_a14,
     author = {Guttmann-Beck, Nili and Sorek, Zeev and Stern, Michal},
     title = {Clustered {Spanning} {Tree} - {Conditions} for {Feasibility}},
     journal = {Discrete mathematics & theoretical computer science},
     publisher = {mathdoc},
     volume = {21},
     number = {1},
     year = {2019},
     doi = {10.23638/DMTCS-21-1-15},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.23638/DMTCS-21-1-15/}
}