| article html file updated | 12 February 2020 15:45 CET | Update | https://www.mdpi.com/2413-8851/3/2/58 |
| article html file updated | 20 October 2019 20:56 CEST | Update | - |
| article html file updated | 25 June 2019 13:29 CEST | Original file | - |
| article pdf uploaded. | 25 June 2019 13:27 CEST | Updated version of record | https://www.mdpi.com/2413-8851/3/2/58/pdf |
| article xml uploaded. | 25 June 2019 13:27 CEST | Update | https://www.mdpi.com/2413-8851/3/2/58/xml |
| article xml file uploaded | 25 June 2019 13:27 CEST | Update | - |
| article pdf uploaded. | 28 May 2019 11:02 CEST | Version of Record | https://www.mdpi.com/2413-8851/3/2/58/pdf-vor |
| article xml file uploaded | 28 May 2019 11:02 CEST | Original file | - |
