Retraction: Clusters analysis application on transportation network

Abstract
Retraction notice We, the Editors and Publisher of Journal of Sustainable Development of Transport and Logistics, have retracted the following article: Nuwan Dhammika Jayarathna and Chula J. Jayawardene, “Clusters analysis application on transportation network”, Journal of Sustainable Development of Transport and Logistics, DOI:10.14254/jsdtl.2020.5-1.3, published online on Apr 26, 2020. This is due to a breach of the following Publishing Agreement clause, signed by the author during the publication process: “You warrant that: i. The submission has not been previously published, nor is it before another journal for consideration (or an explanation has been provided in Comments to the Editor).” Following an investigation into this document, triggered by the Publisher and Editors shortly after publication, we have undertaken a review to verify the complaint is not that the article was previously published. This check showed that the article had been published earlier in another journal. Copyright has been partially infringed.