@article{GT_2004_8_2_a7,
     author = {Livingston, Charles},
     title = {Computations of the {Ozsv\'ath{\textendash}Szab\'o} knot concordance invariant},
     journal = {Geometry & topology},
     pages = {735--742},
     publisher = {mathdoc},
     volume = {8},
     number = {2},
     year = {2004},
     doi = {10.2140/gt.2004.8.735},
     url = {http://geodesic.mathdoc.fr/articles/10.2140/gt.2004.8.735/}
}