@article{3329, author = {J. Simon and Xue-Ning Bai and J. Stone and Phillip Armitage and K. Beckwith}, title = {Turbulence in the Outer Regions of Protoplanetary Disks. I. Weak Accretion with no Vertical Magnetic Flux}, year = {2013}, journal = {The Astrophysical Journal}, volume = {764}, pages = {66}, month = {2013-02}, issn = {0004-637X}, doi = {10.1088/0004-637X/764/1/66}, }