| article html file updated | 31 August 2025 16:11 CEST | Update | https://www.mdpi.com/2227-7390/8/4/493 |
| article html file updated | 21 July 2022 00:40 CEST | Update | - |
| article html file updated | 8 October 2020 20:04 CEST | Update | - |
| article html file updated | 7 April 2020 05:58 CEST | Original file | - |
| article pdf uploaded. | 7 April 2020 05:56 CEST | Updated version of record | https://www.mdpi.com/2227-7390/8/4/493/pdf |
| article xml uploaded. | 7 April 2020 05:56 CEST | Update | https://www.mdpi.com/2227-7390/8/4/493/xml |
| article xml file uploaded | 7 April 2020 05:56 CEST | Update | - |
| article pdf uploaded. | 1 April 2020 16:14 CEST | Version of Record | https://www.mdpi.com/2227-7390/8/4/493/pdf-vor |
| article xml file uploaded | 1 April 2020 16:14 CEST | Original file | - |
