| article html file updated | 1 September 2025 01:35 CEST | Update | https://www.mdpi.com/2227-7072/8/3/39 |
| article html file updated | 21 July 2022 22:55 CEST | Update | N/A |
| article html file updated | 3 July 2020 11:26 CEST | Original file | N/A |
| article pdf uploaded. | 3 July 2020 11:25 CEST | Version of Record | https://www.mdpi.com/2227-7072/8/3/39/pdf |
| article xml uploaded. | 3 July 2020 11:25 CEST | Update | https://www.mdpi.com/2227-7072/8/3/39/xml |
| article xml file uploaded | 3 July 2020 11:25 CEST | Original file | N/A |
