John R. Spence, George E. Ball, Robert L. Davidson, Jessica J. Rykken. 2011. "Bellography": Life and Contributions of Ross and Joyce Bell, two New England Naturalists. ZooKeys, 2011, 147: 3-13.doi: 10.3897/zookeys.147.1999
Joyce and Ross Bell (2010)
Ross and Joyce Bell (2012)