| article html file updated | 11 February 2020 14:15 CET | Update | https://www.mdpi.com/2227-9717/7/2/81 |
| article html file updated | 14 October 2019 14:17 CEST | Update | - |
| article html file updated | 26 April 2019 20:15 CEST | Update | - |
| article html file updated | 12 April 2019 16:06 CEST | Update | - |
| article html file updated | 3 April 2019 16:18 CEST | Update | - |
| article html file updated | 5 March 2019 09:02 CET | Update | - |
| article html file updated | 28 February 2019 16:14 CET | Update | - |
| article html file updated | 21 February 2019 08:06 CET | Original file | - |
| article pdf uploaded. | 21 February 2019 08:05 CET | Updated version of record | https://www.mdpi.com/2227-9717/7/2/81/pdf |
| article xml uploaded. | 21 February 2019 08:05 CET | Update | https://www.mdpi.com/2227-9717/7/2/81/xml |
| article xml file uploaded | 21 February 2019 08:05 CET | Update | - |
| article pdf uploaded. | 6 February 2019 16:01 CET | Version of Record | https://www.mdpi.com/2227-9717/7/2/81/pdf-vor |
| article xml file uploaded | 6 February 2019 16:01 CET | Original file | - |
