TY - DATA AU - Mikhail P. Petrov, Sergei I. Stepanov, Anatoly V. Khomenko TI - Photorefractive Crystals in Coherent Optical Systems SN - 9783540470564 PY - 1991/// PB - Springer Berlin Heidelberg KW - Physics and Astronomy UR - https://doi.org/10.1007/978-3-540-47056-4 ER -