Bodenschatz, E. Laboratory for Fluid Dynamics, Pattern Formation and Biocomplexity, Max Planck Institute for Dynamics and Self-Organization, Max Planck Society;
Link (Any fulltext)
Kramer, L., Bodenschatz, E., & Pesch, W. (1990). Interaction and dynamics of defects in anisotropic pattern-forming systems. Physical Review Letters, 64(21): 2588. doi:10.1103/PhysRevLett.64.2588.