| article html file updated | 8 February 2020 19:07 CET | Update | https://www.mdpi.com/2073-4360/9/10/538 |
| article html file updated | 27 September 2019 22:17 CEST | Update | N/A |
| article html file updated | 2 May 2019 19:46 CEST | Update | N/A |
| article html file updated | 1 November 2017 02:48 CET | Update | N/A |
| article html file updated | 22 October 2017 09:27 CEST | Original file | N/A |
| article xml uploaded. | 22 October 2017 09:26 CEST | Update | https://www.mdpi.com/2073-4360/9/10/538/xml |
| article xml uploaded. | 22 October 2017 09:26 CEST | Update | N/A |
| article xml uploaded. | 22 October 2017 09:26 CEST | Original file | N/A |
| article pdf uploaded. | 22 October 2017 09:26 CEST | Updated version of record | https://www.mdpi.com/2073-4360/9/10/538/pdf |
| article pdf uploaded. | 21 October 2017 12:00 CEST | Version of Record | https://www.mdpi.com/2073-4360/9/10/538/pdf-vor |
