| article html file updated | 31 August 2025 17:18 CEST | Update | https://www.mdpi.com/2304-8158/9/4/490 |
| article html file updated | 21 July 2022 01:46 CEST | Update | - |
| article html file updated | 23 April 2020 12:30 CEST | Update | - |
| article pdf uploaded. | 23 April 2020 12:29 CEST | Updated version of record | https://www.mdpi.com/2304-8158/9/4/490/pdf |
| article xml file uploaded | 23 April 2020 12:29 CEST | Update | https://www.mdpi.com/2304-8158/9/4/490/xml |
| article html file updated | 23 April 2020 12:22 CEST | Update | - |
| article pdf uploaded. | 23 April 2020 12:21 CEST | Updated version of record | https://www.mdpi.com/2304-8158/9/4/490/pdf-vor |
| article xml file uploaded | 23 April 2020 12:21 CEST | Update | - |
| article html file updated | 23 April 2020 08:46 CEST | Original file | - |
| article pdf uploaded. | 23 April 2020 08:45 CEST | Updated version of record | https://www.mdpi.com/2304-8158/9/4/490/pdf-vor |
| article xml file uploaded | 23 April 2020 08:45 CEST | Update | - |
| article pdf uploaded. | 13 April 2020 15:50 CEST | Version of Record | https://www.mdpi.com/2304-8158/9/4/490/pdf-vor |
| article xml file uploaded | 13 April 2020 15:50 CEST | Original file | - |
