@article{DMGT_2019_39_2_a14,
     author = {Amjadi, Jafar and Sheikholeslami, Seyed Mahmoud and Soroudi, Marzieh},
     title = {On {The} {Total} {Roman} {Domination} in {Trees}},
     journal = {Discussiones Mathematicae. Graph Theory},
     pages = {519--532},
     publisher = {mathdoc},
     volume = {39},
     number = {2},
     year = {2019},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/DMGT_2019_39_2_a14/}
}