| article html file updated | 11 February 2020 08:59 CET | Update | https://www.mdpi.com/2227-9717/7/1/42 |
| article html file updated | 13 October 2019 09:15 CEST | Update | - |
| article html file updated | 27 April 2019 06:29 CEST | Update | - |
| article html file updated | 13 April 2019 02:37 CEST | Update | - |
| article html file updated | 3 April 2019 03:37 CEST | Update | - |
| article html file updated | 29 January 2019 10:14 CET | Update | - |
| article html file updated | 15 January 2019 09:42 CET | Original file | - |
| article pdf uploaded. | 15 January 2019 09:37 CET | Version of Record | https://www.mdpi.com/2227-9717/7/1/42/pdf |
| article xml uploaded. | 15 January 2019 09:37 CET | Update | https://www.mdpi.com/2227-9717/7/1/42/xml |
| article xml file uploaded | 15 January 2019 09:37 CET | Original file | - |
