KOLÁŘ, J., MACHÁČKOVÁ, I., EDER, J., PRINSEN, E., VAN DONGEN, W., VAN ONCKELEN, H., ILLNEROVÁ, H. Melatonin: occurrence and daily rhythm in Chenopodium rubrum. Phytochemistry. 1997, 44(8), 1407-1413. ISSN 0031-9422. E-ISSN 1873-3700.