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Temple et al., Jour. Med. Chem. 1979, vol. 22, No. 6, pp. 731-734. |
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Merck Index, 10th Edition (1983), Entry 4111. |
Russian Article: Kaplan et al., Biologiceskie Nauki, vol. 7, pp. 22-37 (1987). |
Fontecilla-Camps et al., Chemistry and Biology of Pteridines, p. 235, Elsevier/North-Holland, NY. |
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Fachlexikon ABC Chemie, Stereoisomeric, p. 1077 (1987). |
Rowe, Analytical Biochemistry 22, pp. 166-177 (1968). |
Choi et al., Analytical Biochemistry 168, pp. 398-404 (1988). |
Folates and Pterins, vol. 1, Chemistry and Biochemistry of Folates, pp. xiii and 99 (1984). |
Kalbermattan et al., Helvitica Chemica Acta, vol. 64, Fasc. 8, Nr. 266, p. 2627 (1981). |