| article html file updated | 8 February 2020 23:41 CET | Update | https://www.mdpi.com/1660-4601/14/12/1551 |
| article html file updated | 29 September 2019 02:54 CEST | Update | N/A |
| article html file updated | 2 May 2019 09:25 CEST | Update | N/A |
| article html file updated | 18 April 2019 07:08 CEST | Update | N/A |
| article html file updated | 2 January 2018 15:12 CET | Update | N/A |
| article html file updated | 11 December 2017 12:24 CET | Original file | N/A |
| article xml uploaded. | 11 December 2017 12:23 CET | Original file | https://www.mdpi.com/1660-4601/14/12/1551/xml |
| article pdf uploaded. | 11 December 2017 12:23 CET | Version of Record | https://www.mdpi.com/1660-4601/14/12/1551/pdf |
