@misc{indiciae2d86752b35a9, title = {The adjunction problem over torsion-free groups.}, author = {Max Forester and Colin Rourke}, year = {2005}, doi = {10.1073/pnas.0502940102}, url = {https://pubmed.ncbi.nlm.nih.gov/16123133/}, note = {Source identifier: 16123133} }