| article html file updated | 7 February 2020 10:54 CET | Update | https://www.mdpi.com/1996-1944/9/7/522 |
| article html file updated | 5 May 2019 11:34 CEST | Update | N/A |
| article html file updated | 27 March 2019 08:49 CET | Update | N/A |
| article html file updated | 29 July 2016 10:33 CEST | Update | N/A |
| article html file updated | 28 June 2016 14:51 CEST | Original file | N/A |
| article xml uploaded. | 28 June 2016 14:49 CEST | Update | https://www.mdpi.com/1996-1944/9/7/522/xml |
| article pdf uploaded. | 28 June 2016 14:49 CEST | Version of Record | https://www.mdpi.com/1996-1944/9/7/522/pdf |
