| article html file updated | 7 February 2020 21:03 CET | Update | https://www.mdpi.com/1660-4601/14/1/53 |
| article html file updated | 22 September 2019 19:26 CEST | Update | - |
| article html file updated | 4 May 2019 16:12 CEST | Update | - |
| article html file updated | 7 February 2017 10:53 CET | Update | - |
| article html file updated | 9 January 2017 11:31 CET | Original file | - |
| article xml uploaded. | 9 January 2017 11:30 CET | Original file | https://www.mdpi.com/1660-4601/14/1/53/xml |
| article pdf uploaded. | 9 January 2017 11:30 CET | Version of Record | https://www.mdpi.com/1660-4601/14/1/53/pdf |
