Chini, Jacquelyn J., Madsen, Adrian, Gire, Elizabeth, Rebello, N. Sanjay, and Puntambekar, Sadhana. Exploration of factors that affect the comparative effectiveness of physical and virtual manipulatives in an undergraduate laboratory. Physical Review Special Topics - Physics Education Research 8.1 Web. doi:10.1103/PhysRevSTPER.8.010113.

Chini, Jacquelyn J., Madsen, Adrian, Gire, Elizabeth, Rebello, N. Sanjay, & Puntambekar, Sadhana. Exploration of factors that affect the comparative effectiveness of physical and virtual manipulatives in an undergraduate laboratory. Physical Review Special Topics - Physics Education Research, 8 (1). https://doi.org/10.1103/PhysRevSTPER.8.010113

Chini, Jacquelyn J., Madsen, Adrian, Gire, Elizabeth, Rebello, N. Sanjay, and Puntambekar, Sadhana. "Exploration of factors that affect the comparative effectiveness of physical and virtual manipulatives in an undergraduate laboratory". Physical Review Special Topics - Physics Education Research 8 (1). Country unknown/Code not available: American Physical Society. https://doi.org/10.1103/PhysRevSTPER.8.010113. https://par.nsf.gov/biblio/10003508.

@article{osti_10003508,
place = {Country unknown/Code not available}, title = {Exploration of factors that affect the comparative effectiveness of physical and virtual manipulatives in an undergraduate laboratory}, url = {https://par.nsf.gov/biblio/10003508}, DOI = {10.1103/PhysRevSTPER.8.010113}, abstractNote = {Not Available}, journal = {Physical Review Special Topics - Physics Education Research}, volume = {8}, number = {1}, publisher = {American Physical Society}, author = {Chini, Jacquelyn J. and Madsen, Adrian and Gire, Elizabeth and Rebello, N. Sanjay and Puntambekar, Sadhana}, }