TY - RPRT TI - Transverse laser patterns. II. Variational principle for pattern selection, spatial multistability, and laser hydrodynamics. AU - M Brambilla AU - LA Lugiato AU - V Penna AU - F Prati AU - C Tamm AU - CO Weiss PY - 1991 DO - 10.1103/physreva.43.5114 UR - https://pubmed.ncbi.nlm.nih.gov/9905630/ ID - 9905630 ER -