| article html file updated | 11 February 2020 14:23 CET | Update | https://www.mdpi.com/2077-0383/8/2/206 |
| article html file updated | 14 October 2019 15:03 CEST | Update | - |
| article html file updated | 26 April 2019 20:00 CEST | Update | - |
| article html file updated | 12 April 2019 15:52 CEST | Update | - |
| article html file updated | 3 April 2019 16:36 CEST | Update | - |
| article html file updated | 28 February 2019 16:51 CET | Update | - |
| article html file updated | 18 February 2019 10:35 CET | Original file | - |
| article pdf uploaded. | 18 February 2019 10:33 CET | Updated version of record | https://www.mdpi.com/2077-0383/8/2/206/pdf |
| article xml uploaded. | 18 February 2019 10:33 CET | Update | https://www.mdpi.com/2077-0383/8/2/206/xml |
| article xml file uploaded | 18 February 2019 10:33 CET | Update | - |
| article pdf uploaded. | 7 February 2019 12:45 CET | Version of Record | https://www.mdpi.com/2077-0383/8/2/206/pdf-vor |
| article xml file uploaded | 7 February 2019 12:45 CET | Original file | - |