@misc{indiciae927ab956a661, title = {Internet-assisted exercises in structural analysis.}, author = {H Thomas and S Paasch and S Machill and S Thiele and K Herzog and M Hemmer and J Gasteiger and R Salzer}, year = {2001}, doi = {10.1007/s002160100842}, url = {https://pubmed.ncbi.nlm.nih.gov/11605756/}, note = {Source identifier: 11605756} }