| article html file updated | 7 February 2020 19:15 CET | Update | https://www.mdpi.com/1420-3049/21/12/1686 |
| article html file updated | 22 September 2019 09:26 CEST | Update | N/A |
| article html file updated | 4 May 2019 20:01 CEST | Update | N/A |
| article html file updated | 17 September 2018 13:12 CEST | Update | N/A |
| article html file updated | 27 December 2016 12:07 CET | Update | N/A |
| article html file updated | 7 December 2016 12:52 CET | Original file | N/A |
| article xml uploaded. | 7 December 2016 12:50 CET | Original file | https://www.mdpi.com/1420-3049/21/12/1686/xml |
| article pdf uploaded. | 7 December 2016 12:50 CET | Version of Record | https://www.mdpi.com/1420-3049/21/12/1686/pdf |
