| article html file updated | 25 December 2025 00:03 CET | Update | https://www.mdpi.com/2227-9032/8/4/528 |
| article html file updated | 1 September 2025 14:59 CEST | Update | N/A |
| article html file updated | 23 July 2022 03:28 CEST | Update | N/A |
| article html file updated | 2 December 2020 17:34 CET | Original file | N/A |
| article pdf uploaded. | 2 December 2020 17:33 CET | Updated version of record | https://www.mdpi.com/2227-9032/8/4/528/pdf |
| article xml uploaded. | 2 December 2020 17:33 CET | Update | https://www.mdpi.com/2227-9032/8/4/528/xml |
| article xml file uploaded | 2 December 2020 17:33 CET | Original file | N/A |
| article pdf uploaded. | 1 December 2020 15:56 CET | Version of Record | https://www.mdpi.com/2227-9032/8/4/528/pdf-vor |
