| article html file updated | 31 August 2025 16:54 CEST | Update | https://www.mdpi.com/2305-6304/8/2/28 |
| article html file updated | 21 July 2022 01:23 CEST | Update | - |
| article html file updated | 14 April 2020 08:53 CEST | Original file | - |
| article pdf uploaded. | 14 April 2020 08:51 CEST | Updated version of record | https://www.mdpi.com/2305-6304/8/2/28/pdf |
| article xml uploaded. | 14 April 2020 08:51 CEST | Update | https://www.mdpi.com/2305-6304/8/2/28/xml |
| article xml file uploaded | 14 April 2020 08:51 CEST | Update | - |
| article pdf uploaded. | 9 April 2020 12:33 CEST | Version of Record | https://www.mdpi.com/2305-6304/8/2/28/pdf-vor |
| article xml file uploaded | 9 April 2020 12:33 CEST | Original file | - |
