| article html file updated | 14 February 2020 03:19 CET | Update | https://www.mdpi.com/2306-7381/6/4/84 |
| article html file updated | 30 December 2019 18:48 CET | Update | N/A |
| article html file updated | 25 October 2019 03:21 CEST | Original file | N/A |
| article pdf uploaded. | 25 October 2019 03:20 CEST | Updated version of record | https://www.mdpi.com/2306-7381/6/4/84/pdf |
| article xml uploaded. | 25 October 2019 03:20 CEST | Update | https://www.mdpi.com/2306-7381/6/4/84/xml |
| article xml file uploaded | 25 October 2019 03:20 CEST | Update | N/A |
| article pdf uploaded. | 23 October 2019 16:21 CEST | Version of Record | https://www.mdpi.com/2306-7381/6/4/84/pdf-vor |
| article xml file uploaded | 23 October 2019 16:21 CEST | Original file | N/A |
