| article html file updated | 1 September 2025 05:27 CEST | Update | https://www.mdpi.com/2218-1997/6/8/122 |
| article html file updated | 22 July 2022 03:12 CEST | Update | N/A |
| article html file updated | 13 August 2020 04:28 CEST | Original file | N/A |
| article pdf uploaded. | 13 August 2020 04:26 CEST | Updated version of record | https://www.mdpi.com/2218-1997/6/8/122/pdf |
| article xml uploaded. | 13 August 2020 04:26 CEST | Update | https://www.mdpi.com/2218-1997/6/8/122/xml |
| article xml file uploaded | 13 August 2020 04:26 CEST | Original file | N/A |
| article pdf uploaded. | 11 August 2020 15:50 CEST | Version of Record | https://www.mdpi.com/2218-1997/6/8/122/pdf-vor |
