Schroeder, Kurtis L.; Martin, Frank N.; De Cock, Arthur W. A. M.; Lévesque, C. André; Spies, Christoffel F. J.; Okubara, Patricia A.; Paulitz, Timothy C. (2013). "Molecular Detection and Quantification of Pythium Species: Evolving Taxonomy, New Tools, and Challenges". Plant Disease. 97 (1): 4–20. Bibcode:2013PlDis..97....4S. doi:10.1094/PDIS-03-12-0243-FE. PMID30722255.
Schroeder, Kurtis L.; Martin, Frank N.; De Cock, Arthur W. A. M.; Lévesque, C. André; Spies, Christoffel F. J.; Okubara, Patricia A.; Paulitz, Timothy C. (2013). "Molecular Detection and Quantification of Pythium Species: Evolving Taxonomy, New Tools, and Challenges". Plant Disease. 97 (1): 4–20. Bibcode:2013PlDis..97....4S. doi:10.1094/PDIS-03-12-0243-FE. PMID30722255.
Schroeder, Kurtis L.; Martin, Frank N.; De Cock, Arthur W. A. M.; Lévesque, C. André; Spies, Christoffel F. J.; Okubara, Patricia A.; Paulitz, Timothy C. (2013). "Molecular Detection and Quantification of Pythium Species: Evolving Taxonomy, New Tools, and Challenges". Plant Disease. 97 (1): 4–20. Bibcode:2013PlDis..97....4S. doi:10.1094/PDIS-03-12-0243-FE. PMID30722255.