@Article{JGAA-19,
   author = {{Achilleas} {Papakostas} and {Ioannis} G. {Tollis}},
   title = {Algorithms for Incremental Orthogonal Graph Drawing in Three Dimensions},
   journal = {Journal of Graph Algorithms and Applications},
   year = {1999},
   volume = {3},
   number = {4},
   pages = {81--115},
   doi = {10.7155/jgaa.00019}
}