Upward Planarity Testing of Outerplanar Dags. - Achilleas Papakostas (GD, 1994)

Improved Algorithms and Bounds for Orthogonal Drawings. - Achilleas Papakostas; Ioannis G. Tollis (GD, 1994)

On the Angular Resolution of Planar Graphs. - Seth M. Malitz; Achilleas Papakostas (SIAM J. Discret. Math., 1994)

Issues in Interactive Orthogonal Graph Drawing. - Achilleas Papakostas; Ioannis G. Tollis (GD, 1995)

Experimental and Theoretical Results in Interactive Orthogonal Graph Drawing. - Achilleas Papakostas; Janet M. Six; Ioannis G. Tollis (GD, 1996)

A Pairing Technique for Area-Efficient Orthogonal Drawings. - Achilleas Papakostas; Ioannis G. Tollis (GD, 1996)

Incremental Orthogonal Graph Drawing in Three Dimensions. - Achilleas Papakostas; Ioannis G. Tollis (GD, 1997)

Orthogonal Drawing of High Degree Graphs with Small Area and Few Bends. - Achilleas Papakostas; Ioannis G. Tollis (WADS, 1997)

Algorithms for area-efficient orthogonal drawings. - Achilleas Papakostas; Ioannis G. Tollis (Comput. Geom., 1998)

Interactive Orthogonal Graph Drawing. - Achilleas Papakostas; Ioannis G. Tollis (IEEE Trans. Computers, 1998)

Algorithms for Incremental Orthogonal Graph Drawing in Three Dimensions. - Achilleas Papakostas; Ioannis G. Tollis (J. Graph Algorithms Appl., 1999)

Efficient Orthogonal Drawings of High Degree Graphs. - Achilleas Papakostas; Ioannis G. Tollis (Algorithmica, 2000)