| article html file updated | 16 August 2026 06:02 CEST | Update | https://www.mdpi.com/2199-8531/5/3/48 |
| article html file updated | 13 February 2020 05:00 CET | Update | N/A |
| article html file updated | 28 August 2019 04:31 CEST | Original file | N/A |
| article pdf uploaded. | 28 August 2019 04:30 CEST | Updated version of record | https://www.mdpi.com/2199-8531/5/3/48/pdf |
| article xml uploaded. | 28 August 2019 04:30 CEST | Update | https://www.mdpi.com/2199-8531/5/3/48/xml |
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| article pdf uploaded. | 25 July 2019 16:02 CEST | Version of Record | https://www.mdpi.com/2199-8531/5/3/48/pdf-vor |
| article xml file uploaded | 25 July 2019 16:02 CEST | Original file | N/A |
