Five Connectivity Index of the Countries along "the Belt and Road"（2016）doi:10.18170/DVN/LHIXBPPeking University Open Research Data Platform2016-11-291Science Evaluation Research Group of Peking University; Ocean Information Research Center of Peking University, 2016, "Five Connectivity Index of the Countries along "the Belt and Road"（2016）", http://doi.org/10.18170/DVN/LHIXBP, Peking University Open Research Data Platform, V1Five Connectivity Index of the Countries along "the Belt and Road"（2016）doi:10.18170/DVN/LHIXBPScience Evaluation Research Group of Peking UniversityOcean Information Research Center of Peking UniversityPeking University Open Research Data Platform2016-11-29Social SciencesxxxxxxxxxxScience Evaluation Research Group of Peking UniversityScience Evaluation Research Group of Peking University2016-11-28CC0 Waiver