| article html file updated | 31 August 2025 22:14 CEST | Update | https://www.mdpi.com/2223-7747/9/6/703 |
| article html file updated | 21 July 2022 06:38 CEST | Update | - |
| article html file updated | 6 July 2020 12:52 CEST | Update | - |
| article html file updated | 6 June 2020 03:55 CEST | Original file | - |
| article pdf uploaded. | 5 June 2020 17:10 CEST | Updated version of record | https://www.mdpi.com/2223-7747/9/6/703/pdf |
| article xml uploaded. | 5 June 2020 17:10 CEST | Update | https://www.mdpi.com/2223-7747/9/6/703/xml |
| article xml file uploaded | 5 June 2020 17:10 CEST | Original file | - |
| article supplementary file uploaded. | 1 June 2020 09:49 CEST | - | https://www.mdpi.com/2223-7747/9/6/703#supplementary |
| article pdf uploaded. | 1 June 2020 09:49 CEST | Version of Record | https://www.mdpi.com/2223-7747/9/6/703/pdf-vor |
