| article html file updated | 1 September 2025 04:23 CEST | Update | https://www.mdpi.com/2309-608X/6/3/121 |
| article html file updated | 22 July 2022 01:49 CEST | Update | - |
| article html file updated | 31 July 2020 13:01 CEST | Original file | - |
| article pdf uploaded. | 31 July 2020 12:59 CEST | Updated version of record | https://www.mdpi.com/2309-608X/6/3/121/pdf |
| article xml uploaded. | 31 July 2020 12:59 CEST | Update | https://www.mdpi.com/2309-608X/6/3/121/xml |
| article xml file uploaded | 31 July 2020 12:59 CEST | Original file | - |
| article pdf uploaded. | 30 July 2020 11:00 CEST | Version of Record | https://www.mdpi.com/2309-608X/6/3/121/pdf-vor |
