| article html file updated | 30 August 2025 21:23 CEST | Update | https://www.mdpi.com/2218-273X/9/6/240 |
| article html file updated | 20 July 2022 15:18 CEST | Update | - |
| article html file updated | 12 February 2020 20:50 CET | Update | - |
| article html file updated | 4 July 2019 17:38 CEST | Update | - |
| article html file updated | 21 June 2019 03:55 CEST | Original file | - |
| article pdf uploaded. | 21 June 2019 03:53 CEST | Updated version of record | https://www.mdpi.com/2218-273X/9/6/240/pdf |
| article xml uploaded. | 21 June 2019 03:53 CEST | Update | https://www.mdpi.com/2218-273X/9/6/240/xml |
| article xml file uploaded | 21 June 2019 03:53 CEST | Update | - |
| article pdf uploaded. | 19 June 2019 16:10 CEST | Version of Record | https://www.mdpi.com/2218-273X/9/6/240/pdf-vor |
| article xml file uploaded | 19 June 2019 16:10 CEST | Original file | - |
