@article{10_37236_10289,
     author = {Yair Caro and Adriana Hansberg and Josef Lauri and Christina Zarb},
     title = {On zero-sum spanning trees and zero-sum connectivity},
     journal = {The electronic journal of combinatorics},
     year = {2022},
     volume = {29},
     number = {1},
     doi = {10.37236/10289},
     zbl = {1481.05078},
     url = {http://geodesic.mathdoc.fr/articles/10.37236/10289/}
}