Herminghaus, Stephan Group Granular matter and irreversibility, Department of Dynamics of Complex Fluids, Max Planck Institute for Dynamics and Self-Organization, Max Planck Society;
Klewitz, S., Brinkmann, F., Herminghaus, S., & Leiderer, P. (1995). Bessel-beam-pumped tunable distributed-feedback laser. Applied Optics, 34(33), 7670-7673. doi:10.1364/AO.34.007670.