| article html file updated | 11 February 2020 15:09 CET | Update | https://www.mdpi.com/1996-1073/12/3/556 |
| article html file updated | 14 October 2019 19:26 CEST | Update | - |
| article html file updated | 26 April 2019 18:25 CEST | Update | - |
| article html file updated | 12 April 2019 14:23 CEST | Update | - |
| article html file updated | 3 April 2019 18:27 CEST | Update | - |
| article html file updated | 28 February 2019 20:40 CET | Update | - |
| article html file updated | 20 February 2019 06:05 CET | Update | - |
| article html file updated | 12 February 2019 05:38 CET | Original file | - |
| article pdf uploaded. | 12 February 2019 05:36 CET | Version of Record | https://www.mdpi.com/1996-1073/12/3/556/pdf |
| article xml uploaded. | 12 February 2019 05:36 CET | Update | https://www.mdpi.com/1996-1073/12/3/556/xml |
| article xml file uploaded | 12 February 2019 05:36 CET | Original file | - |
