@articleKoppenborg_Klingsieck_2022, title=Social factors of procrastination: group work can reduce procrastination among students, volume=25, DOI=10.1007/s11218-021-09682-3, number=1, journal=Social Psychology of Education, publisher=Springer Science and Business Media LLC, author=Koppenborg, Markus and Klingsieck, Katrin B., year=2022, pages=249–274 
LibreCat: /record/35419
DOI: 10.1007/s11218-021-09682-3

@articleNordby_Klingsieck_Svartdal_2017, title=Do procrastination-friendly environments make students delay unnecessarily?, DOI=10.1007/s11218-017-9386-x, journal=Social Psychology of Education, author=Nordby, Kent and Klingsieck, Katrin B. and Svartdal, Frode, year=2017, pages=491–512 
LibreCat: /record/29119
DOI: 10.1007/s11218-017-9386-x