@article{7642,
  author = {G. Agarwal},
  title = {Phase conjugate optics},
  year = {1983},
  journal = {Current Science},
  volume = {52},
  url = {http://www.currentscience.ac.in/Downloads/article_id_052_05_0193_0198_0.pdf},
  note = {JILA Pub. 2538},
}