@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://www.numdam.org/articles/10.1051/ro/2018116/} }