1. Exogenous and endogenous components in circadian rhythms;Aschoff,1960
2. Response curves in circadian periodicity;Aschoff,1965
3. Circadian vocabulary;Aschoff,1965
4. Studies on spore discharge in shadow yeasts;Bridger,1964
5. Spore liberation in Sporobolomyces in relation to light;Bridger,1967