CORNÉLISSEN, Germaine, Franz HALBERG, O. SCHWARTZKOPFF, G. KATINAS, D. JOHNSON, O. KUNIAKI, Y. WATANABE a
Jarmila SIEGELOVÁ. Chronomics of child development.
Neuroendocrinology Letters. Sweden, Stockholm: Maghira and Maas Publications, 2003, roč. 24, Suppl. 1, s. 14-21. ISSN 0172-780X.