G. Pohl-Apel

Gonadal Cycles of Wild Budgerigars, Melopsittacus undulatus (Psittaciormes: Platycercidae)

R. Sossinka, E. Wyndham, G. Pohl-Apel, 1982 .

Hormonal Determination of Song Capacity in Females of the Zebra Finch: Critical Phase of Treatment1

R. Sossinka, G. Pohl-Apel, 2010 .

The correlation between the degree of brain masculinization and song quality in estradiol treated female zebra finches

G. Pohl-Apel, 1985, Brain Research.