| article html file updated | 11 February 2020 20:19 CET | Update | https://www.mdpi.com/2076-3425/9/3/56 |
| article html file updated | 16 October 2019 03:02 CEST | Update | - |
| article html file updated | 26 April 2019 07:19 CEST | Update | - |
| article html file updated | 12 April 2019 02:44 CEST | Update | - |
| article html file updated | 4 April 2019 08:02 CEST | Update | - |
| article html file updated | 2 April 2019 04:23 CEST | Update | - |
| article html file updated | 6 March 2019 07:51 CET | Original file | - |
| article pdf uploaded. | 6 March 2019 07:50 CET | Version of Record | https://www.mdpi.com/2076-3425/9/3/56/pdf |
| article xml uploaded. | 6 March 2019 07:50 CET | Update | https://www.mdpi.com/2076-3425/9/3/56/xml |
| article xml file uploaded | 6 March 2019 07:50 CET | Original file | - |
