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Manos, Paul S.; Zhou, Zhe‐Kun; Cannon, Charles H. (2001). "Systematics of Fagaceae: Phylogenetic Tests of Reproductive Trait Evolution". International Journal of Plant Sciences (dalam bahasa Inggeris). 162 (6): 1361–1379. doi:10.1086/322949. JSTOR10.1086/322949. S2CID85925622.
Manos, Paul S.; Zhou, Zhe‐Kun; Cannon, Charles H. (2001). "Systematics of Fagaceae: Phylogenetic Tests of Reproductive Trait Evolution". International Journal of Plant Sciences (dalam bahasa Inggeris). 162 (6): 1361–1379. doi:10.1086/322949. JSTOR10.1086/322949. S2CID85925622.
Manos, Paul S.; Zhou, Zhe‐Kun; Cannon, Charles H. (2001). "Systematics of Fagaceae: Phylogenetic Tests of Reproductive Trait Evolution". International Journal of Plant Sciences (dalam bahasa Inggeris). 162 (6): 1361–1379. doi:10.1086/322949. JSTOR10.1086/322949. S2CID85925622.