| article html file updated | 8 February 2020 08:19 CET | Update | https://www.mdpi.com/1660-4601/14/6/640 |
| article html file updated | 25 September 2019 08:38 CEST | Update | N/A |
| article html file updated | 3 May 2019 17:24 CEST | Update | N/A |
| article html file updated | 28 June 2017 13:14 CEST | Update | N/A |
| article pdf uploaded. | 15 June 2017 08:28 CEST | Updated version of record | https://www.mdpi.com/1660-4601/14/6/640/pdf |
| article html file updated | 14 June 2017 15:06 CEST | Original file | N/A |
| article xml uploaded. | 14 June 2017 15:05 CEST | Original file | https://www.mdpi.com/1660-4601/14/6/640/xml |
| article pdf uploaded. | 14 June 2017 15:05 CEST | Version of Record | https://www.mdpi.com/1660-4601/14/6/640/pdf-vor |
