Ortega, C. P., H. W. Peterson, and H. M. Smith. Ortega, C. P., and A. Cruz. Ortega, C. P., and A. Cruz. Mechanisms of acceptance in marsh-dwelling blackbirds. Ortega, C. P. 1988.
Bird insect nesting associations in the tropics.
Ornitolog a Caribe a. Ortega, C. P. 1988. Cruz, A., C. J. Harvey, P. S. Hoge, and C. P. Kittleman.