Nieberding, Megan, and Heckler, Andrew F. Patterns in assignment submission times: Procrastination, gender, grades, and grade components. Retrieved from https://par.nsf.gov/biblio/10294716. Physical Review Physics Education Research 17.1 Web. doi:10.1103/PhysRevPhysEducRes.17.013106.

Nieberding, Megan, & Heckler, Andrew F. Patterns in assignment submission times: Procrastination, gender, grades, and grade components. Physical Review Physics Education Research, 17 (1). Retrieved from https://par.nsf.gov/biblio/10294716. https://doi.org/10.1103/PhysRevPhysEducRes.17.013106

Nieberding, Megan, and Heckler, Andrew F. "Patterns in assignment submission times: Procrastination, gender, grades, and grade components". Physical Review Physics Education Research 17 (1). Country unknown/Code not available. https://doi.org/10.1103/PhysRevPhysEducRes.17.013106. https://par.nsf.gov/biblio/10294716.

@article{osti_10294716,
place = {Country unknown/Code not available}, title = {Patterns in assignment submission times: Procrastination, gender, grades, and grade components}, url = {https://par.nsf.gov/biblio/10294716}, DOI = {10.1103/PhysRevPhysEducRes.17.013106}, abstractNote = {}, journal = {Physical Review Physics Education Research}, volume = {17}, number = {1}, author = {Nieberding, Megan and Heckler, Andrew F.}, editor = {null} }