| article html file updated | 8 February 2020 05:17 CET | Update | https://www.mdpi.com/1996-1944/10/5/509 |
| article html file updated | 24 September 2019 16:53 CEST | Update | N/A |
| article html file updated | 3 May 2019 23:07 CEST | Update | N/A |
| article html file updated | 31 May 2017 07:10 CEST | Update | N/A |
| article html file updated | 23 May 2017 03:50 CEST | Update | N/A |
| article html file updated | 7 May 2017 09:16 CEST | Original file | N/A |
| article xml uploaded. | 7 May 2017 09:14 CEST | Original file | https://www.mdpi.com/1996-1944/10/5/509/xml |
| article pdf uploaded. | 7 May 2017 09:14 CEST | Version of Record | https://www.mdpi.com/1996-1944/10/5/509/pdf |
