Stein, H., Springer Springer, M., & Kohlmann, B. (2008). Comparison of two sampling methods for biomonitoring using aquatic macroinvertebrates in the Dos Novillos River, Costa Rica.

Stein, Heide, Monika Springer Springer, و Bert Kohlmann. Comparison of Two Sampling Methods for Biomonitoring Using Aquatic Macroinvertebrates in the Dos Novillos River, Costa Rica. 2008.

Stein, Heide, Monika Springer Springer, و Bert Kohlmann. Comparison of Two Sampling Methods for Biomonitoring Using Aquatic Macroinvertebrates in the Dos Novillos River, Costa Rica. 2008.