1. Barendse G. W. M., Kende, H., Lang, A.: Fate of radioactive gibberellin A1 in maturing and germinating seeds of peas and Japanese Morning Glory. — Plant. Physiol.43: 815–822, 1968.
2. Boïchuk, O. B.: [Distribution and dynamics of growth substances in young tomato plants]. In Ukr. — Ukr. bot. Zh.19(3): 34–35, 1962.
3. Chaïlakhyan, M. K.: Osnovnye Zakonomernosti Ontogeneza Vyshshich Rastenii. — Izd. Akad. Nauk, Moskva 1958.
4. Dale, J. E.: Gibberellins and early growth in seedlings ofPhaseolus vulgaris. — Planta89: 155 to 164, 1969.
5. Fletcher, R. A., Oegema, T., Horton, R. F.: Endogenous gibberellin levels and senescence inTaraxacum ifficinale. — Planta86: 98–102, 1969.