Ewer, J., Frisch, B., Hamblen-Coyle, M., Rosbash, M., & Hall, J. (1992). Expression of the period clock gene within different cell types in the brain of Drosophila adults and mosaic analysis of these cells' influence on circadian behavioral rhythms. J Neurosci.

Ewer, J., B. Frisch, MJ Hamblen-Coyle, M. Rosbash, and JC Hall. "Expression of the Period Clock Gene Within Different Cell Types in the Brain of Drosophila Adults and Mosaic Analysis of These Cells' Influence On Circadian Behavioral Rhythms." J Neurosci 1992.

Ewer, J., et al. "Expression of the Period Clock Gene Within Different Cell Types in the Brain of Drosophila Adults and Mosaic Analysis of These Cells' Influence On Circadian Behavioral Rhythms." J Neurosci 1992.