| article html file updated | 31 August 2025 16:51 CEST | Update | https://www.mdpi.com/2226-4787/8/2/63 |
| article html file updated | 21 July 2022 01:21 CEST | Update | - |
| article html file updated | 21 April 2020 13:07 CEST | Update | - |
| article pdf uploaded. | 21 April 2020 13:06 CEST | Updated version of record | https://www.mdpi.com/2226-4787/8/2/63/pdf |
| article xml uploaded. | 21 April 2020 13:06 CEST | Update | https://www.mdpi.com/2226-4787/8/2/63/xml |
| article xml file uploaded | 21 April 2020 13:06 CEST | Update | - |
| article html file updated | 21 April 2020 13:04 CEST | Original file | - |
| article pdf uploaded. | 21 April 2020 13:03 CEST | Updated version of record | https://www.mdpi.com/2226-4787/8/2/63/pdf-vor |
| article xml file uploaded | 21 April 2020 13:03 CEST | Update | - |
| article pdf uploaded. | 8 April 2020 17:30 CEST | Updated version of record | https://www.mdpi.com/2226-4787/8/2/63/pdf-vor |
| article xml file uploaded | 8 April 2020 17:30 CEST | Update | - |
| article pdf uploaded. | 8 April 2020 17:30 CEST | Version of Record | https://www.mdpi.com/2226-4787/8/2/63/pdf-vor |
| article xml file uploaded | 8 April 2020 17:30 CEST | Original file | - |