| article html file updated | 13 February 2020 00:51 CET | Update | https://www.mdpi.com/2227-7099/7/3/69 |
| article html file updated | 27 September 2019 14:08 CEST | Update | - |
| article html file updated | 8 July 2019 10:07 CEST | Original file | - |
| article pdf uploaded. | 8 July 2019 10:06 CEST | Version of Record | https://www.mdpi.com/2227-7099/7/3/69/pdf |
| article xml uploaded. | 8 July 2019 10:06 CEST | Update | https://www.mdpi.com/2227-7099/7/3/69/xml |
| article xml file uploaded | 8 July 2019 10:06 CEST | Original file | - |
