Abundance, seasonal distribution and population composition of balaenopterid whales in the Canal de Ballenas, Gulf of California, Mexico
Tershy, B. R., Breese, D., & Strong, C. S. (1990). Abundance, seasonal distribution and population composition of balaenopterid whales in the Canal de Ballenas, Gulf of California, Mexico. Report - International Whaling Commission, Special Issue, 12, 369-375.