| article html file updated | 24 December 2025 22:18 CET | Update | https://www.mdpi.com/2227-9032/8/4/403 |
| article html file updated | 1 September 2025 10:57 CEST | Update | N/A |
| article html file updated | 22 July 2022 21:09 CEST | Update | N/A |
| article html file updated | 15 October 2020 13:33 CEST | Original file | N/A |
| article pdf uploaded. | 15 October 2020 13:31 CEST | Version of Record | https://www.mdpi.com/2227-9032/8/4/403/pdf |
| article xml uploaded. | 15 October 2020 13:31 CEST | Update | https://www.mdpi.com/2227-9032/8/4/403/xml |
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