@article{RO_2019__53_2_389_0,
     author = {Wu, Pu and Li, Zepeng and Shao, Zehui and Sheikholeslami, Seyed Mahmoud},
     title = {Trees with equal {Roman} {2}-domination number and independent {Roman} {2}-domination number},
     journal = {RAIRO - Operations Research - Recherche Op\'erationnelle},
     pages = {389--400},
     publisher = {EDP-Sciences},
     volume = {53},
     number = {2},
     year = {2019},
     doi = {10.1051/ro/2018116},
     zbl = {1426.05136},
     language = {en},
     url = {http://archive.numdam.org/articles/10.1051/ro/2018116/}
}