1. Abidou, H., Valetten, S., Gauthier, P., Rivoal, R., El-Ahmed, A., & Yahyaoui, A. (2005). Molecular polymorphism and morphometrics of species of the Heterodera avenae group in Syria and Turkey. Journal of Nematology, 37, 146–154.
2. Abrantes, I. M., De, O., Vieira Dos Santos, M. C., da Conceição, I. L. P. M., Cunha, M. J. M. D., Santos, M. S. N., et al. (2004). Biochemical and molecular characterization of plant-parasitic nematodes. Phytopathologia Mediterranea, 43, 232–258.
3. Altschul, S. F., Madden, T. L., Schaffer, A. A., Zhang, J., Zhang, Z., Miller, W., et al. (1997). Gapped BLAST and PSI-BLAST: a new generation of protein database search programs. Nucleic Acids Research, 25, 3389–3402.
4. Andersson, S. (1975). Heterodera hordecalis n. sp. (Nematoda: Heteroderidae) a cyst nematode of cereals and grasses in southern Sweden. Nematologica, 20, 445–454.
5. Baldwin, J. G., & Mundo-Ocampo, M. (1991). Heteroderinae, cyst and non-cyst-forming nematodes. In W. R. Nickle (Ed.), Manual of agricultural nematology (pp. 275–362). New York: Marcel Dekker.