Alber, Merryl, John Blair, Charles T Driscoll, Hugh Ducklow, Timothy Fahey, William R Fraser, John E Hobbie, et al.. “The Challenges Of Long Term Ecological Research: A Historical Analysissustaining Long-Term Ecological Research: Perspectives From Inside The Lter Program”. In, 59:81 - 116. Cham: Springer International Publishing, 2021. doi:10.1007/978-3-030-66933-1_4.

Huryn, Alexander D. “Ecology Of Arctic Streams And Rivers”. In Arctic Ecology, 181-218. Arctic Ecology. John Wiley & Sons, Ltd, 2021. doi:https://doi.org/10.1002/9781118846582.ch8.