[2] Y. Xue, Y. Cui, and K. Nahrstedt, “Maximizing lifetime for data gathering in wireless sensor networks”, Mobile Networks and Applications, vol. 10, no. 6, pp. 853-864, Dec. 2005.
[4] S. Madden, R. Szewczyk, M. J. Franklin, and D. Culler, “Supporting Aggregate Queries Over Ad-Hoc Wireless Sensor Networks”, In Proceedings of 4th IEEE Workshop on Mobile Computing and Systems Applications, pp. 49-58, June 2002.
[5] K. Kalpakis and S. Tang, “A combinatorial algorithm for the Maximum Lifetime data gathering and Aggregation problem in sensor networks”, in Proceedings of the International Symposium on a World of Wireless, Mobile and Multimedia Networks (WoWMoM), pp. 1-8, June 2008.
[6] K. Kalpakis, K. Dasgupta, and P. Namjoshi, “Efficient algorithms for maximum lifetime data gathering and aggregation in wireless sensor networks”, Computer Networks, Vol. 42, no. 6, pp. 697-716, Aug. 2003.