| article html file updated | 1 September 2025 02:28 CEST | Update | https://www.mdpi.com/2313-433X/6/7/68 |
| article html file updated | 21 July 2022 23:51 CEST | Update | - |
| article html file updated | 14 July 2020 10:33 CEST | Original file | - |
| article pdf uploaded. | 14 July 2020 10:32 CEST | Updated version of record | https://www.mdpi.com/2313-433X/6/7/68/pdf |
| article xml uploaded. | 14 July 2020 10:32 CEST | Update | https://www.mdpi.com/2313-433X/6/7/68/xml |
| article xml file uploaded | 14 July 2020 10:32 CEST | Original file | - |
| article pdf uploaded. | 12 July 2020 15:40 CEST | Version of Record | https://www.mdpi.com/2313-433X/6/7/68/pdf-vor |
