@article{JGAA_2015_19_1_a25,
     author = {N. Narayanaswamy and N. Sadagopan},
     title = {Connected {(s,t)-Vertex} {Separator} {Parameterized} by {Chordality}},
     journal = {Journal of Graph Algorithms and Applications},
     pages = {549--565},
     publisher = {mathdoc},
     volume = {19},
     number = {1},
     year = {2015},
     doi = {10.7155/jgaa.00377},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.7155/jgaa.00377/}
}