| article html file updated | 1 September 2025 01:16 CEST | Update | https://www.mdpi.com/1999-4923/12/7/612 |
| article html file updated | 21 July 2022 22:35 CEST | Update | N/A |
| article html file updated | 2 July 2020 10:47 CEST | Original file | N/A |
| article pdf uploaded. | 2 July 2020 10:46 CEST | Updated version of record | https://www.mdpi.com/1999-4923/12/7/612/pdf |
| article xml uploaded. | 2 July 2020 10:46 CEST | Update | https://www.mdpi.com/1999-4923/12/7/612/xml |
| article xml file uploaded | 2 July 2020 10:46 CEST | Original file | N/A |
| article pdf uploaded. | 30 June 2020 13:36 CEST | Updated version of record | https://www.mdpi.com/1999-4923/12/7/612/pdf-vor |
| article pdf uploaded. | 30 June 2020 13:35 CEST | Version of Record | https://www.mdpi.com/1999-4923/12/7/612/pdf-vor |
