| article html file updated | 8 February 2020 19:54 CET | Update | https://www.mdpi.com/2071-1050/9/11/1954 |
| article html file updated | 28 September 2019 03:04 CEST | Update | N/A |
| article html file updated | 2 May 2019 17:57 CEST | Update | N/A |
| article html file updated | 30 November 2017 12:11 CET | Update | N/A |
| article html file updated | 31 October 2017 03:28 CET | Original file | N/A |
| article xml uploaded. | 31 October 2017 03:27 CET | Original file | https://www.mdpi.com/2071-1050/9/11/1954/xml |
| article pdf uploaded. | 31 October 2017 03:27 CET | Version of Record | https://www.mdpi.com/2071-1050/9/11/1954/pdf |
