1. APHA. (1998). Standard methods for the examination of water and wastewater (20th ed.). Washington, DC: American Public Health Association.
2. Barbour, M. T., Gerritsen, J., Snyder, B. D., & Stribling, J. B. (1999). Rapid Bioassessment Protocols for Use in Streams and Wadeable Rivers: Periphyton, Benthic Macroinvertebrates and Fish, Second Edition. Washington, DC: EPA 841-B-99-002, USEPA, Office of Water.
3. Bernhardt, E. S., Palmer, M. A., Allan, J. D., Alexander, G., Barnas, K., Brooks, S., et al. (2005). Synthesizing US river restoration efforts. Science, 308, 636–637.
4. Bovee, K. D. (1986). Development and evaluation of habitat suitability criteria for use in the Instream Flow Incremental Methodology. Washington, DC: USDOI Fish and Wildlife Service Instream Flow Information Paper #21 FWS/OBS-86/7.
5. Bowman, M. F., Chambers, P. A., & Schindler, D. W. (2007). Constraints on benthic algal response to nutrient addition in oligotrophic mountain rivers. River Research and Applications, 23, 858–876.