| article html file updated | 8 February 2020 08:23 CET | Update | https://www.mdpi.com/1420-3049/22/6/994 |
| article html file updated | 25 September 2019 09:00 CEST | Update | - |
| article html file updated | 3 May 2019 17:16 CEST | Update | - |
| article html file updated | 30 June 2017 12:34 CEST | Update | - |
| article html file updated | 15 June 2017 13:57 CEST | Original file | - |
| article xml uploaded. | 15 June 2017 13:55 CEST | Original file | https://www.mdpi.com/1420-3049/22/6/994/xml |
| article pdf uploaded. | 15 June 2017 13:55 CEST | Version of Record | https://www.mdpi.com/1420-3049/22/6/994/pdf |
