"Characterization of sago palm (Metroxylon sagu) lignin by analytical pyrolysis". J Agric Food Chem. 49 (4): 1840–7. April 2001. doi:10.1021/jf001126i. PMID11308334.
J. Ralph (2001). "Elucidation of new structures in lignins of CAD- and COMT-deficient plants by NMR". Phytochemistry. 57 (6): 993–1003. doi:10.1016/S0031-9422(01)00109-1. Unknown parameter |displayauthors= ignored (bantuan)
"Cellular machinery of wood production: differentiation of secondary xylem in Pinus contorta var. latifolia". Planta. 216 (1): 72–82. November 2002. doi:10.1007/s00425-002-0884-4. PMID12430016.
"Characterization of sago palm (Metroxylon sagu) lignin by analytical pyrolysis". J Agric Food Chem. 49 (4): 1840–7. April 2001. doi:10.1021/jf001126i. PMID11308334.
"Cellular machinery of wood production: differentiation of secondary xylem in Pinus contorta var. latifolia". Planta. 216 (1): 72–82. November 2002. doi:10.1007/s00425-002-0884-4. PMID12430016.
J. Ralph (2001). "Elucidation of new structures in lignins of CAD- and COMT-deficient plants by NMR". Phytochemistry. 57 (6): 993–1003. doi:10.1016/S0031-9422(01)00109-1. Unknown parameter |displayauthors= ignored (bantuan)