| article html file updated | 31 August 2025 23:42 CEST | Update | https://www.mdpi.com/2223-7747/9/6/752 |
| article html file updated | 21 July 2022 20:57 CEST | Update | - |
| article html file updated | 6 July 2020 13:00 CEST | Update | - |
| article html file updated | 23 June 2020 04:06 CEST | Original file | - |
| article pdf uploaded. | 23 June 2020 04:04 CEST | Updated version of record | https://www.mdpi.com/2223-7747/9/6/752/pdf |
| article xml uploaded. | 23 June 2020 04:04 CEST | Update | https://www.mdpi.com/2223-7747/9/6/752/xml |
| article xml file uploaded | 23 June 2020 04:04 CEST | Original file | - |
| article supplementary file uploaded. | 15 June 2020 15:43 CEST | - | https://www.mdpi.com/2223-7747/9/6/752#supplementary |
| article pdf uploaded. | 15 June 2020 15:43 CEST | Version of Record | https://www.mdpi.com/2223-7747/9/6/752/pdf-vor |
