| article html file updated | 7 February 2020 04:34 CET | Update | https://www.mdpi.com/1660-4601/13/2/219 |
| article html file updated | 6 May 2019 00:19 CEST | Update | N/A |
| article html file updated | 26 March 2019 20:45 CET | Original file | N/A |
| article pdf uploaded. | 22 February 2016 10:54 CET | Updated version of record | https://www.mdpi.com/1660-4601/13/2/219/pdf |
| article xml uploaded. | 22 February 2016 10:54 CET | Update | https://www.mdpi.com/1660-4601/13/2/219/xml |
| article pdf uploaded. | 16 February 2016 08:20 CET | Version of Record | https://www.mdpi.com/1660-4601/13/2/219/pdf-vor |
| article xml uploaded. | 16 February 2016 08:20 CET | Original file | N/A |
