P.  De Ley, I. De Ley, T., Morris, K., Abebe, E., Mundo-Ocampo, M., Yoder, M., Heras, J., Waumann, D., Rocha-Olivares, A., Burr, J., Baldwin, J. G., and Thomas, W. K., ?An integrated approach to fast and informative morphological vouchering of nematodes for applications in molecular barcoding?, Philosophical Transactions of the Royal Society of London B, vol. 360, pp. 1945?1958, 2005.

M.  Yoder, I. De Ley, T., King, I. W., Mundo-Ocampo, M., Mann, J., Blaxter, M., Poiras, L., and De Ley, P., ?DESS: a versatile solution for preserving morphology and extractable DNA of nematodes?, Nematology, vol. 8, pp. 367?376, 2006.