| article html file updated | 11 February 2020 03:22 CET | Update | https://www.mdpi.com/1996-1944/11/12/2552 |
| article html file updated | 12 October 2019 00:14 CEST | Update | - |
| article html file updated | 27 April 2019 18:52 CEST | Update | - |
| article html file updated | 13 April 2019 14:46 CEST | Update | - |
| article html file updated | 2 April 2019 13:49 CEST | Update | - |
| article html file updated | 26 December 2018 20:06 CET | Update | - |
| article html file updated | 15 December 2018 06:41 CET | Original file | - |
| article pdf uploaded. | 15 December 2018 06:39 CET | Version of Record | https://www.mdpi.com/1996-1944/11/12/2552/pdf |
| article xml uploaded. | 15 December 2018 06:39 CET | Update | https://www.mdpi.com/1996-1944/11/12/2552/xml |
| article xml file uploaded | 15 December 2018 06:39 CET | Original file | - |
