My Path to Erdős with Erdős=4

1. Paul Erdős co-authored with Charles J. Colbourn

  Brent N. Clark,  Charles J. Colbourn, Paul Erdös:
  A conjecture on dominating cycles
  Proceedings of the Sixteenth Southeastern International Conference on Combinatorics,
  Graph Theory and Computing (Boca Raton, Fla., 1985), pages 189-197.

2. Charles J. Colbourn co-authored with Kellogg S. Booth

  Charles J. Colbourn, Kellogg S. Booth:
  Linear time automorphism algorithms for trees, interval graphs, and planar graphs.
  SIAM Journal on Computing  (1981), no. 1, 203--225

3. Kellogg S. Booth co-authored with Mark S. Hancock

  Mark S. Hancock and Kellogg S. Booth:
  Improving Menu Placement Strategies for Pen Input.
  Proceedings of Graphics Interface (2004), ACM Press.

4. Petra Neumann co-authored with Mark S. Hancock

  Torre Zuk, Lothar Schlesier, Petra Neumann, Mark S. Hancock, Sheelagh Carpendale:
  Heuristics for Information Visualization Evaluation.
  AVI Workshop: Beyond Time and Errors: Novel Evaluation Methods for Information Visualization,
  Conference on Advanced Visual Intervaces (AVI), 2006, ACM Press.

My Path to Erdős with Erdős=5

1. Paul Erdős co-authored with Richard M. Pollack

  Paul Erdős, János Pach, Richard Pollack, Zsolt Tuza:
  Radius, diameter, and minimum degree.
  Journal of Combinatorial Theory, Series B, vol. 47 (1989), no. 1, 73--79.
  http://dx.doi.org/10.1016/0095-8956(89)90066-X

2. Richard M. Pollack co-authored with Jörg-Rüdiger Sack

  William Lenhart, Richard Pollack, Jörg-Rüdiger Sack, Raimund Seidel,
  Micha Sharir, Subhash Suri, Godfried T. Toussaint, Sue Whitesides, Chee-Keng Yap:
  Computing the link center of a simple polygon.
  Discrete & Computational Geometry, vol. 3 (1988), no. 3, 281--293.
  http://dx.doi.org/10.1007/BF02187913

3. Jörg-Rüdiger Sack co-authored with Thomas Strothotte

  Jörg-Rüdiger Sack, Thomas Strothotte:
  An algorithm for merging heaps.
  Acta Informatica, vol. 22 (1985), no. 2, 171--186.
  http://dx.doi.org/10.1007/BF00264229

4. Thomas Strothotte co-authored with Tobias Isenberg

  Tobias Isenberg, Bert Freudenberg, Nick Halper, Stefan Schlechtweg, Thomas Strothotte:
  A Developer's Guide to Silhouette Algorithms for Polygonal Models.
  IEEE Computer Graphics and Applications, vol. 23 (2003), no. 4, 28--37. 
  http://dx.doi.org/10.1109/MCG.2003.1210862

5. Tobias Isenberg co-authored with Petra Neumann

  Marcel Götze, Petra Neumann, Tobias Isenberg:
  User Supported Interactive Illustration of Text.
  In Thomas Schulze, Graham Horton, Bernhard Preim, and Stefan Schlechtweg, editors,
  Simulation und Visualisierung 2005 (SimVis 2005, March 3-4, 2005, Magdeburg, Germany),
  pages 195--206, Erlangen, San Diego, 2005. SCS European Publishing House.