| article html file updated | 2 September 2025 09:55 CEST | Update | https://www.mdpi.com/2227-9709/8/2/37 |
| article html file updated | 26 July 2022 22:52 CEST | Update | N/A |
| article html file updated | 16 July 2021 13:40 CEST | Update | N/A |
| article xml uploaded. | 16 July 2021 13:38 CEST | Update | https://www.mdpi.com/2227-9709/8/2/37/xml |
| article pdf uploaded. | 16 July 2021 13:38 CEST | Updated version of record | https://www.mdpi.com/2227-9709/8/2/37/pdf |
| article html file updated | 22 June 2021 15:59 CEST | Original file | N/A |
| article pdf uploaded. | 22 June 2021 15:57 CEST | Updated version of record | https://www.mdpi.com/2227-9709/8/2/37/pdf-vor |
| article xml file uploaded | 22 June 2021 15:57 CEST | Original file | N/A |
| article pdf uploaded. | 4 June 2021 12:30 CEST | Version of Record | https://www.mdpi.com/2227-9709/8/2/37/pdf-vor |
