@misc{indiciae915b40c80e83, title = {Teaching an engine-driven preparation technique to undergraduates: initial observations.}, author = {S Hänni and K Schönenberger and O A Peters and F Barbakow}, year = {2003}, doi = {10.1046/j.1365-2591.2003.00677.x}, url = {https://pubmed.ncbi.nlm.nih.gov/12823703/}, note = {Source identifier: 12823703} }