Visibility Representations of Complete Graphs. - Robert Babilon; Helena Nyklová; Ondrej Pangrác; Jan Vondrák (GD, 1999)

3-colourability of Penrose kite-and-dart tilings. - Robert Babilon (Discret. Math., 2001)

Low-Distortion Embeddings of Trees. - Robert Babilon; Jirí Matousek 001; Jana Maxová; Pavel Valtr 001 (J. Graph Algorithms Appl., 2003)

Labelings of Graphs with Fixed and Variable Edge-Weights. - Robert Babilon; Vít Jelínek; Daniel Král; Pavel Valtr 001 (SIAM J. Discret. Math., 2007)