| article html file updated | 7 February 2020 19:10 CET | Update | https://www.mdpi.com/1420-3049/21/12/1680 |
| article html file updated | 22 September 2019 09:05 CEST | Update | N/A |
| article html file updated | 4 May 2019 20:12 CEST | Update | N/A |
| article html file updated | 17 September 2018 13:09 CEST | Update | N/A |
| article html file updated | 27 December 2016 12:06 CET | Update | N/A |
| article html file updated | 12 December 2016 11:49 CET | Update | N/A |
| article xml uploaded. | 12 December 2016 11:48 CET | Update | https://www.mdpi.com/1420-3049/21/12/1680/xml |
| article pdf uploaded. | 12 December 2016 11:44 CET | Updated version of record | https://www.mdpi.com/1420-3049/21/12/1680/pdf |
| article html file updated | 6 December 2016 11:40 CET | Original file | N/A |
| article xml uploaded. | 6 December 2016 11:39 CET | Original file | N/A |
| article pdf uploaded. | 6 December 2016 11:39 CET | Version of Record | https://www.mdpi.com/1420-3049/21/12/1680/pdf-vor |
