| article html file updated | 8 February 2020 19:26 CET | Update | https://www.mdpi.com/2073-4360/9/11/549 |
| article html file updated | 28 September 2019 00:13 CEST | Update | - |
| article html file updated | 2 May 2019 19:01 CEST | Update | - |
| article html file updated | 30 November 2017 12:04 CET | Update | - |
| article html file updated | 29 November 2017 12:55 CET | Update | - |
| article xml uploaded. | 29 November 2017 12:54 CET | Update | https://www.mdpi.com/2073-4360/9/11/549/xml |
| article pdf uploaded. | 29 November 2017 12:54 CET | Updated version of record | https://www.mdpi.com/2073-4360/9/11/549/pdf |
| article html file updated | 25 October 2017 15:46 CEST | Original file | - |
| article xml uploaded. | 25 October 2017 15:45 CEST | Original file | - |
| article pdf uploaded. | 25 October 2017 15:45 CEST | Version of Record | https://www.mdpi.com/2073-4360/9/11/549/pdf-vor |
