| article html file updated | 1 September 2025 20:21 CEST | Update | https://www.mdpi.com/2311-5521/6/2/59 |
| article html file updated | 24 July 2022 09:49 CEST | Update | - |
| article html file updated | 2 February 2021 03:44 CET | Update | - |
| article pdf uploaded. | 2 February 2021 03:42 CET | Updated version of record | https://www.mdpi.com/2311-5521/6/2/59/pdf |
| article xml uploaded. | 2 February 2021 03:42 CET | Update | https://www.mdpi.com/2311-5521/6/2/59/xml |
| article xml file uploaded | 2 February 2021 03:42 CET | Update | - |
| article html file updated | 1 February 2021 11:42 CET | Original file | - |
| article pdf uploaded. | 1 February 2021 11:41 CET | Version of Record | https://www.mdpi.com/2311-5521/6/2/59/pdf-vor |
| article xml uploaded. | 1 February 2021 11:41 CET | Update | - |
| article xml file uploaded | 1 February 2021 11:41 CET | Original file | - |
