@article{3905, author = {Greg Salvesen and Phillip Armitage and Jacob Simon and Mitchell Begelman}, title = {Strongly magnetized accretion discs require poloidal flux}, year = {2016}, journal = {Monthly Notices of the Royal Astronomical Society}, pages = {stw1231}, month = {2016-05}, issn = {0035-8711}, url = {http://mnras.oxfordjournals.org/lookup/doi/10.1093/mnras/stw1231}, doi = {10.1093/mnras/stw1231}, }