| article html file updated | 31 August 2025 04:00 CEST | Update | https://www.mdpi.com/2227-7072/7/4/65 |
| article html file updated | 20 July 2022 00:21 CEST | Update | - |
| article html file updated | 14 February 2020 06:29 CET | Update | - |
| article html file updated | 31 December 2019 06:10 CET | Update | - |
| article html file updated | 4 November 2019 02:31 CET | Update | - |
| article html file updated | 4 November 2019 02:30 CET | Original file | - |
| article pdf uploaded. | 4 November 2019 02:30 CET | Updated version of record | https://www.mdpi.com/2227-7072/7/4/65/pdf |
| article xml file uploaded | 4 November 2019 02:30 CET | Update | https://www.mdpi.com/2227-7072/7/4/65/xml |
| article pdf uploaded. | 4 November 2019 02:29 CET | Version of Record | - |
| article xml uploaded. | 4 November 2019 02:29 CET | Update | - |
| article xml file uploaded | 4 November 2019 02:29 CET | Original file | - |
