Gompper, G. Theorie & Bio-Systeme, Max Planck Institute of Colloids and Interfaces, Max Planck Society;
Gompper, G., & Kroll, D. M. (1998). Membranes with fluctuating topology - Monte Carlo simulations. Physical Review Letters, 81, 2284-2287. doi:10.1103/PhysRevLett.81.2284.