Divergence of separated nets with respect to displacement equivalence
M. Dymond, V. Kaluza, Geometriae Dedicata 218 (2024).

Highly irregular separated nets
M. Dymond, V. Kaluza, Israel Journal of Mathematics 253 (2023) 501–554.

Even maps, the Colin de Verdière number and representations of graphs
V. Kaluza, M. Tancer, Combinatorica 42 (2022) 1317–1345.