Sylvia Frey

Estimation of Human Circadian Phase via a Multi-Channel Ambulatory Monitoring System and a Multiple Regression Model

Frank H Wilhelm, Vitaliy Kolodyazhniy, Anna Wirz-Justice, 2011, Journal of biological rhythms.

Evidence that the Lunar Cycle Influences Human Sleep

Mirjam Münch, Anna Wirz-Justice, Christian Cajochen, 2013, Current Biology.

Extraocular light via the ear canal does not acutely affect human circadian physiology, alertness and psychomotor vigilance performance

Christian Cajochen, C. Cajochen, S. Frey, 2014, Chronobiology international.

affects circadian physiology and cognitive performance

Oliver Stefani, Matthias Bues, Ralph Mager, 2011 .