| article html file updated | 31 August 2025 06:40 CEST | Update | https://www.mdpi.com/2077-0383/8/12/2221 |
| article html file updated | 19 July 2022 21:35 CEST | Update | - |
| article html file updated | 14 February 2020 19:03 CET | Update | - |
| article html file updated | 30 December 2019 12:49 CET | Update | - |
| article html file updated | 16 December 2019 12:27 CET | Original file | - |
| article pdf uploaded. | 16 December 2019 12:26 CET | Version of Record | https://www.mdpi.com/2077-0383/8/12/2221/pdf |
| article xml uploaded. | 16 December 2019 12:26 CET | Update | https://www.mdpi.com/2077-0383/8/12/2221/xml |
| article xml file uploaded | 16 December 2019 12:26 CET | Original file | - |
