Wang, Zhinan, Porter, Alan L., Wang, Xuefeng, and Carley, Stephen. An approach to identify emergent topics of technological convergence: A case study for 3D printing. Retrieved from https://par.nsf.gov/biblio/10131173. Technological Forecasting and Social Change 146.C Web. doi:10.1016/j.techfore.2018.12.015.

Wang, Zhinan, Porter, Alan L., Wang, Xuefeng, & Carley, Stephen. An approach to identify emergent topics of technological convergence: A case study for 3D printing. Technological Forecasting and Social Change, 146 (C). Retrieved from https://par.nsf.gov/biblio/10131173. https://doi.org/10.1016/j.techfore.2018.12.015

Wang, Zhinan, Porter, Alan L., Wang, Xuefeng, and Carley, Stephen. "An approach to identify emergent topics of technological convergence: A case study for 3D printing". Technological Forecasting and Social Change 146 (C). Country unknown/Code not available. https://doi.org/10.1016/j.techfore.2018.12.015. https://par.nsf.gov/biblio/10131173.

@article{osti_10131173,
place = {Country unknown/Code not available}, title = {An approach to identify emergent topics of technological convergence: A case study for 3D printing}, url = {https://par.nsf.gov/biblio/10131173}, DOI = {10.1016/j.techfore.2018.12.015}, abstractNote = {}, journal = {Technological Forecasting and Social Change}, volume = {146}, number = {C}, author = {Wang, Zhinan and Porter, Alan L. and Wang, Xuefeng and Carley, Stephen}, }