| article html file updated | 31 August 2025 17:08 CEST | Update | https://www.mdpi.com/2304-8158/9/4/480 |
| article html file updated | 21 July 2022 01:36 CEST | Update | - |
| article html file updated | 24 April 2020 06:55 CEST | Original file | - |
| article pdf uploaded. | 24 April 2020 06:54 CEST | Updated version of record | https://www.mdpi.com/2304-8158/9/4/480/pdf |
| article xml uploaded. | 24 April 2020 06:54 CEST | Update | https://www.mdpi.com/2304-8158/9/4/480/xml |
| article xml file uploaded | 24 April 2020 06:54 CEST | Update | - |
| article pdf uploaded. | 11 April 2020 12:40 CEST | Version of Record | https://www.mdpi.com/2304-8158/9/4/480/pdf-vor |
| article xml file uploaded | 11 April 2020 12:40 CEST | Original file | - |
