| article html file updated | 7 February 2020 19:10 CET | Update | https://www.mdpi.com/1660-4601/13/12/1212 |
| article html file updated | 22 September 2019 09:07 CEST | Update | N/A |
| article html file updated | 4 May 2019 20:10 CEST | Update | N/A |
| article html file updated | 27 December 2016 12:41 CET | Update | N/A |
| article html file updated | 6 December 2016 13:00 CET | Original file | N/A |
| article xml uploaded. | 6 December 2016 12:59 CET | Original file | https://www.mdpi.com/1660-4601/13/12/1212/xml |
| article pdf uploaded. | 6 December 2016 12:59 CET | Version of Record | https://www.mdpi.com/1660-4601/13/12/1212/pdf |
