Sridhar, Hari; Sankar, K. (January 2008). "Effects of Habitat Degradation on Mixed-Species Bird Flocks in Indian Rain Forests". Journal of Tropical Ecology24 (2): 135–147. ISSN0266-4674. JSTOR25172907. doi:10.1017/S0266467408004823.
Thiollay, Jean-Marc (January 1999). "Frequency of Mixed Species Flocking in Tropical Forest Birds and Correlates of Predation Risk: An Intertropical Comparison". Journal of Avian Biology30 (3): 282–294. ISSN0908-8857. JSTOR3677354. doi:10.2307/3677354.
Sridhar, Hari; Sankar, K. (January 2008). "Effects of Habitat Degradation on Mixed-Species Bird Flocks in Indian Rain Forests". Journal of Tropical Ecology24 (2): 135–147. ISSN0266-4674. JSTOR25172907. doi:10.1017/S0266467408004823.
Thiollay, Jean-Marc (January 1999). "Frequency of Mixed Species Flocking in Tropical Forest Birds and Correlates of Predation Risk: An Intertropical Comparison". Journal of Avian Biology30 (3): 282–294. ISSN0908-8857. JSTOR3677354. doi:10.2307/3677354.
Chilton, Glen; Sealy, Spencer G. (January 1987). "Species Roles in Mixed-Species Feeding Flocks of Seabirds". Journal of Field Ornithology58 (4): 456–463. ISSN0273-8570. JSTOR4513268.
Sridhar, Hari; Sankar, K. (January 2008). "Effects of Habitat Degradation on Mixed-Species Bird Flocks in Indian Rain Forests". Journal of Tropical Ecology24 (2): 135–147. ISSN0266-4674. JSTOR25172907. doi:10.1017/S0266467408004823.
Thiollay, Jean-Marc (January 1999). "Frequency of Mixed Species Flocking in Tropical Forest Birds and Correlates of Predation Risk: An Intertropical Comparison". Journal of Avian Biology30 (3): 282–294. ISSN0908-8857. JSTOR3677354. doi:10.2307/3677354.
Chilton, Glen; Sealy, Spencer G. (January 1987). "Species Roles in Mixed-Species Feeding Flocks of Seabirds". Journal of Field Ornithology58 (4): 456–463. ISSN0273-8570. JSTOR4513268.