TY - JOUR AU - David Eppstein TI - Edge Bounds and Degeneracy of Triangle-Free Penny Graphs and Squaregraphs JO - Journal of Graph Algorithms and Applications PY - 2018 SP - 483 EP - 499 VL - 22 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.7155/jgaa.00463/ DO - 10.7155/jgaa.00463 LA - en ID - JGAA_2018_22_3_a4 ER -