| article html file updated | 7 February 2020 19:04 CET | Update | https://www.mdpi.com/1420-3049/21/12/1670 |
| article html file updated | 22 September 2019 08:44 CEST | Update | N/A |
| article html file updated | 4 May 2019 20:23 CEST | Update | N/A |
| article html file updated | 17 September 2018 13:03 CEST | Update | N/A |
| article html file updated | 27 December 2016 12:05 CET | Update | N/A |
| article html file updated | 3 December 2016 11:46 CET | Original file | N/A |
| article xml uploaded. | 3 December 2016 11:44 CET | Original file | https://www.mdpi.com/1420-3049/21/12/1670/xml |
| article pdf uploaded. | 3 December 2016 11:44 CET | Version of Record | https://www.mdpi.com/1420-3049/21/12/1670/pdf |
