The design space of Kirchhoff rods
C. Hafner, B. Bickel, ACM Transactions on Graphics 42 (2023).

The design space of plane elastic curves
C. Hafner, B. Bickel, ACM Transactions on Graphics 40 (2021).

Arrangements of curves in the plane - topology, combinatorics, and algorithms
H. Edelsbrunner, L. Guibas, J. Pach, R. Pollack, R. Seidel, M. Sharir, in:, 15th International Colloquium on Automata, Languages and Programming, Springer, 1988, pp. 214–229.