@article{SJC_2020_14_3-4_a0,
     author = {Ivanova-Rohling, Violeta},
     title = {Theoretical {Properties} of a {Neighborhood-based} {Approach} for {Widening}},
     journal = {Serdica Journal of Computing},
     pages = {65--91},
     publisher = {mathdoc},
     volume = {14},
     number = {3-4},
     year = {2020},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SJC_2020_14_3-4_a0/}
}