| article html file updated | 2 September 2025 02:26 CEST | Update | https://www.mdpi.com/2227-9717/9/4/620 |
| article html file updated | 25 July 2022 10:19 CEST | Update | N/A |
| article html file updated | 3 August 2021 23:28 CEST | Update | N/A |
| article html file updated | 3 August 2021 23:10 CEST | Update | N/A |
| article html file updated | 10 April 2021 21:53 CEST | Update | N/A |
| article html file updated | 6 April 2021 04:54 CEST | Original file | N/A |
| article pdf uploaded. | 6 April 2021 04:52 CEST | Updated version of record | https://www.mdpi.com/2227-9717/9/4/620/pdf |
| article xml uploaded. | 6 April 2021 04:52 CEST | Update | https://www.mdpi.com/2227-9717/9/4/620/xml |
| article xml file uploaded | 6 April 2021 04:52 CEST | Original file | N/A |
| article pdf uploaded. | 1 April 2021 11:51 CEST | Version of Record | https://www.mdpi.com/2227-9717/9/4/620/pdf-vor |
