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Iuvone, P. ., Bernard, M. ., Alonso-Gomez, A. ., Greve, P. ., Cassone, V. ., & Klein, D. . (1969). Cellular and molecular regulation of serotonin N-acetyltransferase activity in chicken retinal photoreceptors. Biological Signals, 6(4-6), 217-24. https://doi.org/10.1159/000109131 (Original work published 1969)

Klein, D. ., Coon, S. ., Roseboom, P. ., Weller, J. ., Bernard, M. ., Gastel, J. ., … Baler, R. . The melatonin rhythm-generating enzyme: molecular regulation of serotonin N-acetyltransferase in the pineal gland. Recent Progress in Hormone Research, 52, 307-57; discussion 357. (Original work published 1997)

Bernard, M. ., Iuvone, P. ., Cassone, V. ., Roseboom, P. ., Coon, S. ., & Klein, D. . (1997). Avian melatonin synthesis: photic and circadian regulation of serotonin N-acetyltransferase mRNA in the chicken pineal gland and retina. Journal of Neurochemistry, 68(1), 213-24. https://doi.org/10.1046/j.1471-4159.1997.68010213.x