| article html file updated | 12 February 2020 06:34 CET | Update | https://www.mdpi.com/2227-7102/9/2/85 |
| article html file updated | 4 July 2019 17:55 CEST | Update | N/A |
| article html file updated | 29 April 2019 12:27 CEST | Original file | N/A |
| article pdf uploaded. | 29 April 2019 12:25 CEST | Updated version of record | https://www.mdpi.com/2227-7102/9/2/85/pdf |
| article xml uploaded. | 29 April 2019 12:25 CEST | Update | https://www.mdpi.com/2227-7102/9/2/85/xml |
| article xml file uploaded | 29 April 2019 12:25 CEST | Update | N/A |
| article pdf uploaded. | 19 April 2019 15:09 CEST | Version of Record | https://www.mdpi.com/2227-7102/9/2/85/pdf-vor |
| article xml file uploaded | 19 April 2019 15:09 CEST | Original file | N/A |
