Symmetries of photorefractive four-wave mixing

Photorefractive four-wave mixing in a high-contrast regime

Theory and Applications of Four-Wave Mixing in Photorefractive Media

Photorefractive four-wave mixing with partially coherent light beams

Optical bistability in photorefractive four-wave mixing

Forward phase-conjugate wave in four-wave mixing in photorefractive media

Investigation of stability of four-wave mixing in photorefractive media