Langin, K. M., Sillett, T. Scott, Yoon, J., Sofaer, H. R., Morrison, S. A., and Ghalambor, C. K. 2009. "Reproductive consequences of an extreme drought for orange-crowned warblers on Santa Catalina and Santa Cruz Islands.." in Proceedings of the Seventh California Islands Symposium, edited by Garcelon, D. K., 293–300. Institute for Wildlife Studies.