Vehicular Systems Technologies: Challenges and Trends Across Transportation Means

The work is supported by the Spanish Ministry of Science, Innovation and Universities, under the Ramon y Cajal Program (Grant No. RYC-2017-23823) and the project PERSEIDES (Grant No.TIN2017-86885-R); the BBVA Foundation, under the 2018 Leonardo Grant for Researchers and Cultural Creators; and by the European Commission, under the projects IoTCrawler (Grant No. 779852), 5G-MOBIX (Grant No. 825496) and Pharaon (Grant No. 857188). First of all, we would like to thank all researchers who submitted articles to this special issue for their excellent contributions. We are also grateful to all reviewers who helped in the evaluation of the manuscripts and made valuable suggestions to improve the quality of contributions. We would like to acknowledge the editorial board of Electronics, who invited us to guest edit this special issue. We are also grateful to the Electronics Editorial Office staff who worked thoroughly to maintain the rigorous peer-review schedule and timely publication