| article html file updated | 1 September 2025 14:49 CEST | Update | https://www.mdpi.com/2311-5521/5/4/228 |
| article html file updated | 23 July 2022 03:11 CEST | Update | - |
| article html file updated | 4 December 2020 19:29 CET | Update | - |
| article pdf uploaded. | 4 December 2020 05:43 CET | Updated version of record | https://www.mdpi.com/2311-5521/5/4/228/pdf |
| article xml uploaded. | 4 December 2020 05:43 CET | Update | https://www.mdpi.com/2311-5521/5/4/228/xml |
| article xml file uploaded | 4 December 2020 05:43 CET | Update | - |
| article html file updated | 30 November 2020 08:29 CET | Original file | - |
| article pdf uploaded. | 30 November 2020 08:28 CET | Version of Record | https://www.mdpi.com/2311-5521/5/4/228/pdf-vor |
| article xml uploaded. | 30 November 2020 08:28 CET | Update | - |
| article xml file uploaded | 30 November 2020 08:28 CET | Original file | - |
