| article html file updated | 12 February 2020 03:13 CET | Update | https://www.mdpi.com/2218-2004/7/2/41 |
| article html file updated | 5 July 2019 21:54 CEST | Update | N/A |
| article html file updated | 11 May 2019 05:12 CEST | Original file | N/A |
| article pdf uploaded. | 11 May 2019 05:11 CEST | Updated version of record | https://www.mdpi.com/2218-2004/7/2/41/pdf |
| article xml uploaded. | 11 May 2019 05:11 CEST | Update | https://www.mdpi.com/2218-2004/7/2/41/xml |
| article xml file uploaded | 11 May 2019 05:11 CEST | Update | N/A |
| article pdf uploaded. | 4 April 2019 16:39 CEST | Version of Record | https://www.mdpi.com/2218-2004/7/2/41/pdf-vor |
| article xml file uploaded | 4 April 2019 16:39 CEST | Original file | N/A |
