@article{article, title = {{On deformation rings of residually reducible Galois representations and R = T theorems}}, year = {{2012}}, month = {{2}}, author = {{Berger T and Klosin K}}, doi = {{10.1007/s00208-012-0793-1}}, journal = {{Mathematische Annalen}}, pages = {{1-38}}, note = {{Accessed on 2026/08/18}}}