| article html file updated | 8 February 2020 17:41 CET | Update | https://www.mdpi.com/2073-4360/9/10/481 |
| article html file updated | 27 September 2019 12:32 CEST | Update | N/A |
| article html file updated | 2 May 2019 22:57 CEST | Update | N/A |
| article html file updated | 1 November 2017 02:35 CET | Update | N/A |
| article html file updated | 2 October 2017 11:41 CEST | Original file | N/A |
| article xml uploaded. | 2 October 2017 11:40 CEST | Original file | https://www.mdpi.com/2073-4360/9/10/481/xml |
| article pdf uploaded. | 2 October 2017 11:40 CEST | Version of Record | https://www.mdpi.com/2073-4360/9/10/481/pdf |
