| article html file updated | 30 August 2025 22:05 CEST | Update | https://www.mdpi.com/2227-7099/7/3/67 |
| article html file updated | 21 August 2025 21:36 CEST | Update | - |
| article html file updated | 13 February 2020 00:17 CET | Update | - |
| article html file updated | 27 September 2019 14:08 CEST | Update | - |
| article html file updated | 7 July 2019 04:04 CEST | Original file | - |
| article pdf uploaded. | 7 July 2019 04:03 CEST | Updated version of record | https://www.mdpi.com/2227-7099/7/3/67/pdf |
| article xml uploaded. | 7 July 2019 04:03 CEST | Update | https://www.mdpi.com/2227-7099/7/3/67/xml |
| article xml file uploaded | 7 July 2019 04:03 CEST | Update | - |
| article pdf uploaded. | 4 July 2019 16:22 CEST | Version of Record | https://www.mdpi.com/2227-7099/7/3/67/pdf-vor |
| article xml file uploaded | 4 July 2019 16:22 CEST | Original file | - |
