@article {sternklar1990coherent,
	title = {Coherent beam and image amplification by Brillouin two-beam coupling in CS 2},
	journal = {Optics letters},
	volume = {15},
	number = {11},
	year = {1990},
	pages = {616{\textendash}618},
	publisher = {Optica Publishing Group},
	author = {Sternklar, Shmuel and Jackel, Steven and Chomsky, Doron and Zigler, Arie}
}
