Ayala, A., M. W. Allen, and E. M. Noffsinger. “Host Range, Biology, and Factors Affecting Survival and Reproduction of the Stubby Root Nematode”. The Journal of Agriculture of the University of Puerto Rico, vol. 54, no. 2, Apr. 1970, pp. 341-69, doi:10.46429/jaupr.v54i2.11098.