| article html file updated | 11 February 2020 10:12 CET | Update | https://www.mdpi.com/1996-1073/12/2/308 |
| article html file updated | 13 October 2019 15:23 CEST | Update | - |
| article html file updated | 27 April 2019 04:00 CEST | Update | - |
| article html file updated | 13 April 2019 00:04 CEST | Update | - |
| article html file updated | 3 April 2019 06:24 CEST | Update | - |
| article html file updated | 29 January 2019 13:34 CET | Update | - |
| article html file updated | 20 January 2019 02:26 CET | Original file | - |
| article pdf uploaded. | 19 January 2019 10:31 CET | Version of Record | https://www.mdpi.com/1996-1073/12/2/308/pdf |
| article xml uploaded. | 19 January 2019 10:31 CET | Update | https://www.mdpi.com/1996-1073/12/2/308/xml |
| article xml file uploaded | 19 January 2019 10:31 CET | Original file | - |
