| article html file updated | 8 February 2020 14:41 CET | Update | https://www.mdpi.com/1420-3049/22/9/1421 |
| article html file updated | 26 September 2019 19:13 CEST | Update | - |
| article html file updated | 3 May 2019 04:47 CEST | Update | - |
| article html file updated | 30 September 2017 12:41 CEST | Update | - |
| article html file updated | 28 August 2017 13:35 CEST | Original file | - |
| article xml uploaded. | 28 August 2017 13:34 CEST | Original file | https://www.mdpi.com/1420-3049/22/9/1421/xml |
| article pdf uploaded. | 28 August 2017 13:34 CEST | Version of Record | https://www.mdpi.com/1420-3049/22/9/1421/pdf |
