Leys, N. M. E. J., Ryngaert, A., Bastiaens, L., Verstraete, W., Top, E. M., & Springael, D. (2004). Occurrence and Phylogenetic Diversity of Sphingomonas Strains in Soils Contaminated with Polycyclic Aromatic Hydrocarbons. American Society for Microbiology.

Leys, Natalie M. E. J., Annemie Ryngaert, Leen Bastiaens, Willy Verstraete, Eva M. Top, a Dirk Springael. Occurrence and Phylogenetic Diversity of Sphingomonas Strains in Soils Contaminated With Polycyclic Aromatic Hydrocarbons. American Society for Microbiology, 2004.

Leys, Natalie M. E. J., et al. Occurrence and Phylogenetic Diversity of Sphingomonas Strains in Soils Contaminated With Polycyclic Aromatic Hydrocarbons. American Society for Microbiology, 2004.