| article html file updated | 8 February 2020 03:40 CET | Update | https://www.mdpi.com/1420-3049/22/4/637 |
| article html file updated | 24 September 2019 08:16 CEST | Update | - |
| article html file updated | 4 May 2019 02:03 CEST | Update | - |
| article html file updated | 11 September 2018 05:10 CEST | Update | - |
| article html file updated | 28 April 2017 10:27 CEST | Update | - |
| article html file updated | 17 April 2017 16:41 CEST | Original file | - |
| article xml uploaded. | 17 April 2017 16:40 CEST | Original file | https://www.mdpi.com/1420-3049/22/4/637/xml |
| article pdf uploaded. | 17 April 2017 16:40 CEST | Updated version of record | https://www.mdpi.com/1420-3049/22/4/637/pdf |
| article pdf uploaded. | 15 April 2017 08:40 CEST | Version of Record | https://www.mdpi.com/1420-3049/22/4/637/pdf-vor |
