1. 1. J. Burgess, B. Gallagher, D. Jensen, and B. N. Levine, “Maxprop: Routing for vehicle-based disruption tolerant networks,” in Proc.IEEE INFOCOM, 2006, pp. 1–11.
   2. M. Chuah and P. Yang, “Node density-based adaptive routing scheme for disruption tolerant networks,” in Proc. IEEE MILCOM, 2006, pp.1–6.
   3. M. M. B. Tariq, M. Ammar, and E. Zequra, “Message ferry route design for sparse ad hoc networks with mobile nodes,” in Proc. ACM MobiHoc, 2006, pp. 37–48.
   4. S. Roy andM. Chuah, “Secure data retrieval based on ciphertext policy attribute-based encryption (CP-ABE) system for the DTNs,” Lehigh CSE Tech. Rep., 2009.
   5. M.Chuah and P. Yang, “Performance evaluation of content-based information retrieval schemes for DTNs,” in Pro IEEE MILCOM, 2007, pp. 1–7.
   6. M.Kallahalla, E.Riedel, R.Swam-inathan, Q.Wang, and K.Fu, “Plutu: Scalable secure file sharing on entrusted storage,” in Proc.Conf. File Storage Technol., 2003, pp. 29– 42.