| article html file updated | 10 September 2025 17:21 CEST | Update | https://www.mdpi.com/2218-1997/8/6/303 |
| article html file updated | 3 August 2022 01:59 CEST | Update | - |
| article html file updated | 15 June 2022 12:10 CEST | Update | - |
| article pdf uploaded. | 15 June 2022 12:09 CEST | Updated version of record | https://www.mdpi.com/2218-1997/8/6/303/pdf |
| article xml uploaded. | 15 June 2022 12:08 CEST | Update | https://www.mdpi.com/2218-1997/8/6/303/xml |
| article xml file uploaded | 15 June 2022 12:08 CEST | Update | - |
| article html file updated | 27 May 2022 06:18 CEST | Original file | - |
| article pdf uploaded. | 27 May 2022 06:16 CEST | Updated version of record | https://www.mdpi.com/2218-1997/8/6/303/pdf-vor |
| article xml file uploaded | 27 May 2022 06:16 CEST | Original file | - |
| article pdf uploaded. | 26 May 2022 14:47 CEST | Version of Record | https://www.mdpi.com/2218-1997/8/6/303/pdf-vor |
