| article html file updated | 7 February 2020 23:55 CET | Update | https://www.mdpi.com/1996-1944/10/2/206 |
| article html file updated | 23 September 2019 10:50 CEST | Update | N/A |
| article html file updated | 4 May 2019 10:13 CEST | Update | N/A |
| article html file updated | 2 March 2017 09:33 CET | Update | N/A |
| article html file updated | 21 February 2017 12:23 CET | Original file | N/A |
| article xml uploaded. | 21 February 2017 12:21 CET | Original file | https://www.mdpi.com/1996-1944/10/2/206/xml |
| article pdf uploaded. | 21 February 2017 12:21 CET | Version of Record | https://www.mdpi.com/1996-1944/10/2/206/pdf |
