@article{CRPHYS_2007__8_2_123_0,
     author = {Markus Pollnau and Yaroslav E. Romanyuk},
     title = {Optical waveguides in laser crystals},
     journal = {Comptes Rendus. Physique},
     pages = {123--137},
     publisher = {Elsevier},
     volume = {8},
     number = {2},
     year = {2007},
     doi = {10.1016/j.crhy.2006.04.002},
     language = {en},
}