| article html file updated | 7 February 2020 16:27 CET | Update | https://www.mdpi.com/1996-1073/9/10/831 |
| article html file updated | 5 May 2019 01:28 CEST | Update | N/A |
| article html file updated | 28 October 2016 10:01 CEST | Update | N/A |
| article html file updated | 17 October 2016 08:54 CEST | Update | N/A |
| article html file updated | 17 October 2016 08:54 CEST | Original file | N/A |
| article xml uploaded. | 17 October 2016 08:53 CEST | Update | https://www.mdpi.com/1996-1073/9/10/831/xml |
| article xml uploaded. | 17 October 2016 08:53 CEST | Original file | N/A |
| article pdf uploaded. | 17 October 2016 08:50 CEST | Version of Record | https://www.mdpi.com/1996-1073/9/10/831/pdf |
