| article html file updated | 7 February 2020 17:28 CET | Update | https://www.mdpi.com/1996-1944/9/11/890 |
| article html file updated | 4 May 2019 23:34 CEST | Update | N/A |
| article html file updated | 30 November 2016 05:36 CET | Update | N/A |
| article html file updated | 3 November 2016 11:58 CET | Original file | N/A |
| article xml uploaded. | 3 November 2016 11:56 CET | Update | https://www.mdpi.com/1996-1944/9/11/890/xml |
| article xml uploaded. | 3 November 2016 11:56 CET | Original file | N/A |
| article pdf uploaded. | 3 November 2016 11:56 CET | Version of Record | https://www.mdpi.com/1996-1944/9/11/890/pdf |
