| article html file updated | 31 August 2025 07:59 CEST | Update | https://www.mdpi.com/2073-8994/12/1/68 |
| article html file updated | 19 July 2022 20:20 CEST | Update | - |
| article html file updated | 14 February 2020 23:21 CET | Update | - |
| article html file updated | 7 January 2020 10:38 CET | Original file | - |
| article pdf uploaded. | 7 January 2020 10:37 CET | Updated version of record | https://www.mdpi.com/2073-8994/12/1/68/pdf |
| article xml uploaded. | 7 January 2020 10:37 CET | Update | https://www.mdpi.com/2073-8994/12/1/68/xml |
| article xml file uploaded | 7 January 2020 10:37 CET | Update | - |
| article pdf uploaded. | 1 January 2020 10:00 CET | Version of Record | https://www.mdpi.com/2073-8994/12/1/68/pdf-vor |
| article xml file uploaded | 1 January 2020 10:00 CET | Original file | - |
