@article{82, author = {M. Saffman and A. Zozulya and Dana Anderson}, title = {Transverse instability of energy-exchanging counterpropagating waves in photorefractive media}, year = {1994}, journal = {Journal of the Optical Society of America B}, volume = {11}, pages = {1409}, month = {1994-01}, issn = {0740-3224}, doi = {10.1364/JOSAB.11.001409}, }