Cires, E., C. Cuesta, M. Ángeles Fernández Casado, H. S. Nava, V. M. Vázquez, and J. A. Fernández Prieto. “Isolation of Plant Nuclei Suitable for Flow Cytometry from Species With Extremely Mucilaginous Compounds: An Example in the Genus Viola L. (Violaceae)”. Anales Del Jardín Botánico De Madrid, vol. 68, no. 2, Dec. 2011, pp. 139-54, doi:10.3989/ajbm.2273.