| article html file updated | 7 February 2020 22:27 CET | Update | https://www.mdpi.com/1660-4601/14/2/134 |
| article html file updated | 23 September 2019 02:48 CEST | Update | - |
| article html file updated | 4 May 2019 13:09 CEST | Update | - |
| article html file updated | 2 March 2017 10:29 CET | Update | - |
| article html file updated | 6 February 2017 08:10 CET | Original file | - |
| article xml uploaded. | 6 February 2017 08:08 CET | Update | https://www.mdpi.com/1660-4601/14/2/134/xml |
| article xml uploaded. | 6 February 2017 08:08 CET | Original file | - |
| article pdf uploaded. | 6 February 2017 08:08 CET | Updated version of record | https://www.mdpi.com/1660-4601/14/2/134/pdf |
| article pdf uploaded. | 29 January 2017 04:56 CET | Version of Record | https://www.mdpi.com/1660-4601/14/2/134/pdf-vor |
