## 8 Conclusions and Future Work
[CrossRef]
* (86) Fu, Q.; Krishnamachari, B.; Zhang, L. DAWN: A density adaptive routing for deadline-based data collection in vehicular delay tolerant networks. _Tsinghua Sci. Technol._**2013**, _18_, 230-241. [CrossRef]
* (87) Lee, C.; Rhee, J.-K.K. Efficient Design and Scalable Control for Store-and-Forward Capable Optical Transport Networks. _J. Opt. Commun. Netw._**2017**, \(9\), 699-710. [CrossRef]
* (88) Birnare, E.J. ; Heiner, S.; McKeever, K. Delay-Tolerant Security Architecture Elements. In _Securing Delay-Tolerant Networks with BPSec_; Wiley: Hoboken, NJ, USA, 2023; pp. 51-70. [CrossRef]
* (89) Zhu, Y.; Xu, B.; Shi, X.; Wang, Y. A Survey of Social-Based Routing in Delay Tolerant Networks: Positive and Negative Social Effects. _IEEE Commun. Surv. Tutor._**2012**, _15_, 387-401. [CrossRef]
* (90) Balasubramanian, A.; Levine, B.N. ; Venkataramani, A. Replication Routing in DTNs: A Resource Allocation Approach. _IEEE/ACM Trans. Netw._**2009**, _18_, 596-609. [CrossRef]
* (91) Li, Y.; Hui, P.; Jin, D.; Su, L.; Zeng, L. Evaluating the Impact of Social Selfishness on the Epidemic Routing in Delay Tolerant Networks. _IEEE Commun. Lett._**2010**, _14_, 1026-1028. [CrossRef]
* (92) Lu, Z.; Sun, X.; Wen, Y.; Cao, G.; La Porta, T. Algorithms and Applications for Community Detection in Weighted Networks. _IEEE Trans. Parallel Distrib. Syst._**2014**, _26_, 2916-2926. [CrossRef]
* (93) Abdelkader, T.; Naik, K.; Nayak, A.; Goel, N.; Srivastava, V. SGBR: A Routing Protocol for Delay Tolerant Networks Using Social Grouping. _IEEE Trans. Parallel Distrib. Syst._**2012**, _24_, 2472-2481. [CrossRef]
* (94) Li, Y.; Chen, S.; Huang, M.; Yin, Z.; Zhang, C.; Wang, Y. Reliable Topology Design in Time-Evolving Delay-Tolerant Networks with Unreliable Links. _IEEE Trans. Mob. Comput._**2014**, _14_, 1301-1314. [CrossRef]
* (95) Guo, H.; Li, J.; Qian, Y. HoP-DTN: Modeling and Evaluation of Homing-Pigeon-Based Delay-Tolerant Networks. _IEEE Trans. Veh. Technol._**2009**, _59_, 857-868. [CrossRef]
* (96) Mahendran, V.; Gunasekaran, R.; Murthy, C.S.R. Performance Modeling of Delay-Tolerant Network Routing via Queueing Petri Nets. _IEEE Trans. Mob. Comput._**2013**, _13_, 1816-1828. [CrossRef]
* (97) Su, Y.; Fan, R.; Jin, Z. ORTT: A Transport Layer Protocol Design for Underwater DTN Sensor Networks. _IEEE Access_**2019**, \(7\), 69592-69603. [CrossRef]
* (98) Han, C.; Yao, H.; Mai, T.; Zhang, N.; Guizani, M. QMIX Aided Routing in Social-Based Delay-Tolerant Networks. _IEEE Trans. Veh. Technol._**2022**, _71_, 1952-1963. [CrossRef]
* (99) Fall, K.; Farrell, S. DTN: An architectural retrospective. _IEEE J. Sel. Areas Commun._**2008**, _26_, 828-836. [CrossRef]
* (100) Zhu, H.; Du, S.; Gao, Z.; Dong, M.; Cao, Z. A Probabilistic Misbehavior Detection Scheme toward Efficient Trust Establishment in Delay-Tolerant Networks. _IEEE Trans. Parallel Distrib. Syst._**2013**, _25_, 22-32. [CrossRef]
* (101) Li, Y.; Qian, M.; Jin, D.; Hui, P.; Wang, Z.; Chen, S. Multiple Mobile Data Offloading Through Disruption Tolerant Networks. _IEEE Trans. Mob. Comput._**2013**, _13_, 1579-1596. [CrossRef]
* (102) Li, F.; Jiang, H.; Li, H.; Cheng, Y.; Wang, Y. SEBAR: Social-Energy-Based Routing for Mobile Social Delay-Tolerant Networks. _IEEE Trans. Veh. Technol._**2017**, _66_, 7195-7206. [CrossRef]
* (103) Zhu, K.; Li, W.; Fu, X. SMARTT: A Social- and Mobile-Aware Routing Strategy for Disruption-Tolerant Networks. _IEEE Trans. Veh. Technol._**2014**, _63_, 3423-3434. [CrossRef]
* (104) Agarwal, A.; Starobinski, D.; Little, T.D.C. Phase Transition of Message Propagation Speed in Delay-Tolerant Vehicular Networks. _IEEE Trans. Intell. Transp. Syst._**2011**, _13_, 249-263. [CrossRef]
* (105) Marchese, M.; Patrone, F.; Cello, M. DTN-Based Nanosatellite Architecture and Hot Spot Selection Algorithm for Remote Areas Connection. _IEEE Trans. Veh. Technol._**2017**, _67_, 689-702. [CrossRef]
* (106) Peng, W.; Li, F.; Zou, X.; Wu, J. Behavioral Malware Detection in Delay Tolerant Networks. _IEEE Trans. Parallel Distrib. Syst._**2014**, _25_, 53-63.