The following publications are possibly variants of this publication:
- 3-Dimensional minimum energy broadcasting problemAlfredo Navarra. adhoc, 6(5):734-743, 2008. [doi]
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- Improved approximation results for the minimum energy broadcasting problemMichele Flammini, Alfredo Navarra, Ralf Klasing, Stéphane Pérennes. dialm 2004: 85-91 [doi]
- Tightening the upper bound for the minimum energy broadcastingMichele Flammini, Ralf Klasing, Alfredo Navarra, Stephane Perennes. winet, 14(5):659-669, 2008. [doi]
- Improved Approximation Results for the Minimum Energy Broadcasting ProblemMichele Flammini, Ralf Klasing, Alfredo Navarra, Stephane Perennes. algorithmica, 49(4):318-336, 2007. [doi]