| article html file updated | 12 February 2020 02:02 CET | Update | https://www.mdpi.com/2079-6374/9/2/50 |
| article html file updated | 17 October 2019 12:18 CEST | Update | - |
| article html file updated | 5 July 2019 14:19 CEST | Update | - |
| article html file updated | 5 July 2019 08:08 CEST | Update | - |
| article html file updated | 7 May 2019 12:02 CEST | Original file | - |
| article pdf uploaded. | 7 May 2019 12:01 CEST | Updated version of record | https://www.mdpi.com/2079-6374/9/2/50/pdf |
| article xml uploaded. | 7 May 2019 12:01 CEST | Update | https://www.mdpi.com/2079-6374/9/2/50/xml |
| article xml file uploaded | 7 May 2019 12:01 CEST | Update | - |
| article supplementary file uploaded. | 31 March 2019 15:38 CEST | - | https://www.mdpi.com/2079-6374/9/2/50#supplementary |
| article pdf uploaded. | 31 March 2019 15:38 CEST | Version of Record | https://www.mdpi.com/2079-6374/9/2/50/pdf-vor |
| article xml file uploaded | 31 March 2019 15:38 CEST | Original file | - |