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Abe M, Yamano T, Yamatodani S, Kōzu Y, Kusumoto M, Komatsu H, etal. (1959). "On the New Peptide-Type Ergot Alkaloids, Ergosecaline and Ergosecalinine". Bulletin of the Agricultural Chemical Society of Japan. 23 (3): 246–248. doi:10.1080/03758397.1959.10857567. ISSN0375-8397.