| article html file updated | 31 August 2025 07:59 CEST | Update | https://www.mdpi.com/2227-7390/8/1/47 |
| article html file updated | 19 July 2022 20:20 CEST | Update | - |
| article html file updated | 14 February 2020 23:21 CET | Update | - |
| article html file updated | 5 February 2020 21:39 CET | Update | - |
| article html file updated | 10 January 2020 03:15 CET | Original file | - |
| article pdf uploaded. | 10 January 2020 03:14 CET | Updated version of record | https://www.mdpi.com/2227-7390/8/1/47/pdf |
| article xml uploaded. | 10 January 2020 03:14 CET | Update | https://www.mdpi.com/2227-7390/8/1/47/xml |
| article xml file uploaded | 10 January 2020 03:14 CET | Update | - |
| article pdf uploaded. | 1 January 2020 09:59 CET | Version of Record | https://www.mdpi.com/2227-7390/8/1/47/pdf-vor |
| article xml file uploaded | 1 January 2020 09:59 CET | Original file | - |
