| article html file updated | 12 February 2020 18:37 CET | Update | https://www.mdpi.com/1911-8074/12/2/99 |
| article html file updated | 21 October 2019 14:56 CEST | Update | - |
| article html file updated | 5 July 2019 06:58 CEST | Update | - |
| article html file updated | 12 June 2019 08:05 CEST | Update | - |
| article pdf uploaded. | 12 June 2019 08:04 CEST | Updated version of record | https://www.mdpi.com/1911-8074/12/2/99/pdf |
| article xml uploaded. | 12 June 2019 08:04 CEST | Update | https://www.mdpi.com/1911-8074/12/2/99/xml |
| article xml file uploaded | 12 June 2019 08:04 CEST | Update | - |
| article html file updated | 9 June 2019 16:35 CEST | Original file | - |
| article pdf uploaded. | 9 June 2019 16:34 CEST | Version of Record | https://www.mdpi.com/1911-8074/12/2/99/pdf-vor |
| article xml file uploaded | 9 June 2019 16:33 CEST | Original file | - |
