| article html file updated | 11 February 2020 17:00 CET | Update | https://www.mdpi.com/1996-1073/12/4/663 |
| article html file updated | 15 October 2019 05:39 CEST | Update | - |
| article html file updated | 26 April 2019 14:46 CEST | Update | - |
| article html file updated | 12 April 2019 10:24 CEST | Update | - |
| article html file updated | 3 April 2019 23:02 CEST | Update | - |
| article html file updated | 1 March 2019 14:16 CET | Update | - |
| article html file updated | 1 March 2019 05:13 CET | Update | - |
| article html file updated | 19 February 2019 07:17 CET | Original file | - |
| article pdf uploaded. | 19 February 2019 07:16 CET | Version of Record | https://www.mdpi.com/1996-1073/12/4/663/pdf |
| article xml uploaded. | 19 February 2019 07:16 CET | Update | https://www.mdpi.com/1996-1073/12/4/663/xml |
| article xml file uploaded | 19 February 2019 07:16 CET | Original file | - |
