| article html file updated | 8 February 2020 17:58 CET | Update | https://www.mdpi.com/2073-4441/9/10/769 |
| article html file updated | 27 September 2019 14:47 CEST | Update | - |
| article html file updated | 2 May 2019 22:21 CEST | Update | - |
| article html file updated | 8 November 2017 11:16 CET | Update | - |
| article html file updated | 1 November 2017 05:05 CET | Update | - |
| article html file updated | 12 October 2017 05:05 CEST | Original file | - |
| article xml uploaded. | 12 October 2017 05:04 CEST | Original file | https://www.mdpi.com/2073-4441/9/10/769/xml |
| article pdf uploaded. | 12 October 2017 05:04 CEST | Updated version of record | https://www.mdpi.com/2073-4441/9/10/769/pdf |
| article pdf uploaded. | 9 October 2017 13:03 CEST | Version of Record | https://www.mdpi.com/2073-4441/9/10/769/pdf-vor |
