| article html file updated | 8 February 2020 03:45 CET | Update | https://www.mdpi.com/1420-3049/22/4/644 |
| article html file updated | 24 September 2019 08:42 CEST | Update | - |
| article html file updated | 4 May 2019 01:54 CEST | Update | - |
| article html file updated | 11 September 2018 05:10 CEST | Update | - |
| article html file updated | 28 April 2017 10:28 CEST | Update | - |
| article html file updated | 17 April 2017 14:22 CEST | Original file | - |
| article xml uploaded. | 17 April 2017 14:21 CEST | Original file | https://www.mdpi.com/1420-3049/22/4/644/xml |
| article pdf uploaded. | 17 April 2017 14:21 CEST | Version of Record | https://www.mdpi.com/1420-3049/22/4/644/pdf |
