Dall, William Healey. 1897. "Notes on the paleontological publications of Prof. William Wagner." Transactions of the Wagner Free Institute of Science of Philadelphia, 5 7–11, pls. 1-3.
Wijedasa, Lahiru S., Jauhiainen, Jyrki, Könönen, Mari, Lampela, Maija, Vasander, Harri, LeBlanc, Marie-Claire, Evers, Stephanie, Smith, Thomas E. L., Yule, Catherine M., Varkkey, Helena, Lupascu, Massimo, Parish, Faizal, Singleton, Ian, Clements, Gopalasamy R., Aziz, Sheema Abdul, Harrison, Mark E., Cheyne, Susan, Anshari, Gusti Z., Meijaard, Erik, Goldstein, Jenny E., Waldron, Susan, Hergoualc'h, Kristell, Dommain, René, Frolking, Steve, Evans, Christopher D. et al. 2017. "Denial of long-term issues with agriculture on tropical peatlands will have devastating consequences." Global Change Biology, 23, (3) 977–982. https://doi.org/10.1111/gcb.13516.