Using Chapman’s Five Love Languages Theory to Predict Love and Relationship Satisfaction

Using thematic analysis in psychology

Virginia Braun, Victoria Clarke · Qualitative Research in Psychology · 2006 · 169.5K citations · Full text

Statistical Power Analysis for the Behavioral Sciences

Keith E. Muller, Jacob Cohen · Technometrics · 1989 · 83.9K citations

Behavioral Sciences, Statistical Power Analysis, Engineering +4

G*Power 3: A flexible statistical power analysis program for the social, behavioral, and biomedical sciences

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Behavioral Sciences, Engineering, Social Behavior +9

The Pittsburgh sleep quality index: A new instrument for psychiatric practice and research

Daniel J. Buysse, Charles F. Reynolds, T. H. Monk et al. · Psychiatry Research · 1989 · 33.5K citations

Sleep Disorders, Sleep Health, Psychiatric Evaluation +17

Self-determination theory and the facilitation of intrinsic motivation, social development, and well-being.

Richard M. Ryan, Edward L. Deci · American Psychologist · 2000 · 32.9K citations

Social Psychology, Educational Psychology, Education +16