| article html file updated | 30 August 2025 20:55 CEST | Update | https://www.mdpi.com/2218-273X/9/6/224 |
| article html file updated | 21 August 2025 21:18 CEST | Update | - |
| article html file updated | 20 July 2022 15:52 CEST | Update | - |
| article html file updated | 12 February 2020 18:33 CET | Update | - |
| article html file updated | 21 October 2019 14:33 CEST | Update | - |
| article html file updated | 4 July 2019 17:34 CEST | Update | - |
| article html file updated | 9 June 2019 07:04 CEST | Original file | - |
| article pdf uploaded. | 9 June 2019 07:02 CEST | Version of Record | https://www.mdpi.com/2218-273X/9/6/224/pdf |
| article xml uploaded. | 9 June 2019 07:02 CEST | Update | https://www.mdpi.com/2218-273X/9/6/224/xml |
| article xml file uploaded | 9 June 2019 07:02 CEST | Original file | - |
