| article html file updated | 31 August 2025 22:23 CEST | Update | https://www.mdpi.com/2223-7747/9/6/707 |
| article html file updated | 21 July 2022 06:47 CEST | Update | - |
| article html file updated | 6 July 2020 12:52 CEST | Update | - |
| article html file updated | 17 June 2020 15:55 CEST | Original file | - |
| article pdf uploaded. | 17 June 2020 15:54 CEST | Updated version of record | https://www.mdpi.com/2223-7747/9/6/707/pdf |
| article xml uploaded. | 17 June 2020 15:54 CEST | Update | https://www.mdpi.com/2223-7747/9/6/707/xml |
| article xml file uploaded | 17 June 2020 15:54 CEST | Original file | - |
| article pdf uploaded. | 3 June 2020 09:00 CEST | Updated version of record | https://www.mdpi.com/2223-7747/9/6/707/pdf-vor |
| article pdf uploaded. | 2 June 2020 13:06 CEST | Updated version of record | https://www.mdpi.com/2223-7747/9/6/707/pdf-vor |
| article supplementary file uploaded. | 2 June 2020 13:06 CEST | - | https://www.mdpi.com/2223-7747/9/6/707#supplementary |
| article pdf uploaded. | 2 June 2020 13:06 CEST | Version of Record | https://www.mdpi.com/2223-7747/9/6/707/pdf-vor |
