@article{DMGAA_2015_35_2_a3,
     author = {Gupta, Raibatak and Sen, M. and Ghosh, Shamik},
     title = {A variation of zero-divisor graphs},
     journal = {Discussiones Mathematicae. General Algebra and Applications},
     pages = {159--176},
     publisher = {mathdoc},
     volume = {35},
     number = {2},
     year = {2015},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/DMGAA_2015_35_2_a3/}
}