@article{KJM_2015_39_1_a1,
     author = {Sankar Kumar Roy and Susanta Bera},
     title = {Soft {Rough} {Lattice}},
     journal = {Kragujevac Journal of Mathematics},
     pages = {13 },
     publisher = {mathdoc},
     volume = {39},
     number = {1},
     year = {2015},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/KJM_2015_39_1_a1/}
}