Collins, Donald J., and Chiswell, Ian M.. "Aspherical Group Presentations.." Mathematische Zeitschrift 178 (1981): 1-36. <http://eudml.org/doc/173085>.
@article{Collins1981, author = {Collins, Donald J., Chiswell, Ian M.}, journal = {Mathematische Zeitschrift}, keywords = {presentations of groups; 2-dimensional CW-complexes; Cayley complexes; asphericity; presentations of subgroups; HNN-extensions; free products with amalgamations; free generators; 3-manifold groups; fundamental groups}, pages = {1-36}, title = {Aspherical Group Presentations.}, url = {http://eudml.org/doc/173085}, volume = {178}, year = {1981}, }
TY - JOUR AU - Collins, Donald J. AU - Chiswell, Ian M. TI - Aspherical Group Presentations. JO - Mathematische Zeitschrift PY - 1981 VL - 178 SP - 1 EP - 36 KW - presentations of groups; 2-dimensional CW-complexes; Cayley complexes; asphericity; presentations of subgroups; HNN-extensions; free products with amalgamations; free generators; 3-manifold groups; fundamental groups UR - http://eudml.org/doc/173085 ER -