| article html file updated | 8 February 2020 08:23 CET | Update | https://www.mdpi.com/1420-3049/22/6/993 |
| article html file updated | 25 September 2019 08:55 CEST | Update | - |
| article html file updated | 3 May 2019 17:18 CEST | Update | - |
| article html file updated | 11 September 2018 04:13 CEST | Update | - |
| article html file updated | 30 June 2017 12:33 CEST | Update | - |
| article html file updated | 15 June 2017 12:27 CEST | Original file | - |
| article xml uploaded. | 15 June 2017 12:25 CEST | Original file | https://www.mdpi.com/1420-3049/22/6/993/xml |
| article pdf uploaded. | 15 June 2017 12:25 CEST | Version of Record | https://www.mdpi.com/1420-3049/22/6/993/pdf |
