@article{DMGT_2020_40_3_a2,
     author = {Davila, Randy and Henning, Michael A.},
     title = {Total {Forcing} {Sets} and {Zero} {Forcing} {Sets} in {Trees}},
     journal = {Discussiones Mathematicae. Graph Theory},
     pages = {733--754},
     publisher = {mathdoc},
     volume = {40},
     number = {3},
     year = {2020},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/DMGT_2020_40_3_a2/}
}