| article html file updated | 8 February 2020 21:16 CET | Update | https://www.mdpi.com/2077-1444/8/11/249 |
| article html file updated | 2 May 2019 14:50 CEST | Update | N/A |
| article html file updated | 18 April 2019 12:29 CEST | Update | N/A |
| article html file updated | 30 November 2017 12:06 CET | Update | N/A |
| article html file updated | 15 November 2017 10:57 CET | Original file | N/A |
| article xml uploaded. | 15 November 2017 10:56 CET | Original file | https://www.mdpi.com/2077-1444/8/11/249/xml |
| article pdf uploaded. | 15 November 2017 10:56 CET | Version of Record | https://www.mdpi.com/2077-1444/8/11/249/pdf |
