@article{10.30755/NSJOM.2014.028,
     author = {Ullas Thomas and Sunil C Mathew},
     title = {On topological numbers of graphs},
     journal = {Novi Sad Journal of Mathematics},
     pages = {85 - 95},
     publisher = {mathdoc},
     volume = {45},
     number = {2},
     year = {2015},
     doi = {10.30755/NSJOM.2014.028},
     url = {http://geodesic.mathdoc.fr/articles/10.30755/NSJOM.2014.028/}
}