Michael Elkin, Guy Kortsarz. Sublogarithmic approximation for telephone multicast: path out of jungle. In SODA. pages 76-85, 2003. [doi]
@inproceedings{ElkinK03:0, title = {Sublogarithmic approximation for telephone multicast: path out of jungle}, author = {Michael Elkin and Guy Kortsarz}, year = {2003}, doi = {10.1145/644108.644120}, url = {http://doi.acm.org/10.1145/644108.644120}, researchr = {https://researchr.org/publication/ElkinK03%3A0}, cites = {0}, citedby = {0}, pages = {76-85}, booktitle = {SODA}, }