Michael V Plummer, David G Krementz, Larkin A Powell and Nathan E Mills. "Effects of habitat disturbance on survival rates of softshell turtles (Apalone spinifera) in an urban stream" Journal of Herpetology Vol. 42 Iss. 3 (2008) p. 555 - 563
Available at: http://works.bepress.com/nmills/6/