| article html file updated | 7 February 2020 19:11 CET | Update | https://www.mdpi.com/1660-4601/13/12/1213 |
| 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 12:58 CET | Original file | N/A |
| article xml uploaded. | 6 December 2016 12:56 CET | Original file | https://www.mdpi.com/1660-4601/13/12/1213/xml |
| article pdf uploaded. | 6 December 2016 12:56 CET | Version of Record | https://www.mdpi.com/1660-4601/13/12/1213/pdf |
