| article html file updated | 13 February 2020 22:38 CET | Update | https://www.mdpi.com/2218-2004/7/4/94 |
| article html file updated | 31 December 2019 18:50 CET | Update | N/A |
| article html file updated | 22 October 2019 11:01 CEST | Original file | N/A |
| article pdf uploaded. | 22 October 2019 11:00 CEST | Updated version of record | https://www.mdpi.com/2218-2004/7/4/94/pdf |
| article xml uploaded. | 22 October 2019 11:00 CEST | Update | https://www.mdpi.com/2218-2004/7/4/94/xml |
| article xml file uploaded | 22 October 2019 11:00 CEST | Update | N/A |
| article pdf uploaded. | 5 October 2019 08:11 CEST | Version of Record | https://www.mdpi.com/2218-2004/7/4/94/pdf-vor |
| article xml file uploaded | 5 October 2019 08:11 CEST | Original file | N/A |
