@article{Mittal:2012, author = {Mittal, Anshul and Jain, Nikhil and George, Thomas and Sabharwal, Yogish and Kumar, Sameer}, title = {Collective algorithms for sub-communicators}, journal = {SIGPLAN Not.}, issue_date = {August 2012}, volume = {47}, number = {8}, month = feb, year = {2012}, issn = {0362-1340}, pages = {315--316}, numpages = {2}, url = {http://doi.acm.org/10.1145/2370036.2145872}, doi = {10.1145/2370036.2145872}, acmid = {2145872}, publisher = {ACM}, address = {New York, NY, USA}, keywords = {collectives, sub-communicators, torus}, }