| article html file updated | 7 February 2020 21:29 CET | Update | https://www.mdpi.com/1660-4601/14/1/81 |
| article html file updated | 22 September 2019 21:31 CEST | Update | - |
| article html file updated | 4 May 2019 15:15 CEST | Update | - |
| article html file updated | 7 February 2017 10:58 CET | Update | - |
| article html file updated | 14 January 2017 08:03 CET | Original file | - |
| article xml uploaded. | 14 January 2017 08:01 CET | Update | https://www.mdpi.com/1660-4601/14/1/81/xml |
| article xml uploaded. | 14 January 2017 08:01 CET | Original file | - |
| article pdf uploaded. | 14 January 2017 08:01 CET | Version of Record | https://www.mdpi.com/1660-4601/14/1/81/pdf |
