Mugnai, L. Geometric Analysis and Gravitation, AEI-Golm, MPI for Gravitational Physics, Max Planck Society;
mwqpgljy4t9ejtg3.pdf (Publisher version), 211KB
Bellettini, G., & Mugnai, L. (2005). On the approximation of the elastica functional in radial symmetry. Calculus of Variations and Partial Differential Equations, 24(1), 1-20.