| article html file updated | 1 September 2025 20:36 CEST | Update | https://www.mdpi.com/2227-9067/8/2/103 |
| article html file updated | 24 July 2022 13:04 CEST | Update | N/A |
| article html file updated | 4 February 2021 11:18 CET | Update | N/A |
| article pdf uploaded. | 4 February 2021 11:17 CET | Updated version of record | https://www.mdpi.com/2227-9067/8/2/103/pdf |
| article xml uploaded. | 4 February 2021 11:17 CET | Update | https://www.mdpi.com/2227-9067/8/2/103/xml |
| article xml file uploaded | 4 February 2021 11:17 CET | Update | N/A |
| article html file updated | 4 February 2021 11:10 CET | Original file | N/A |
| article pdf uploaded. | 4 February 2021 11:09 CET | Updated version of record | https://www.mdpi.com/2227-9067/8/2/103/pdf-vor |
| article xml uploaded. | 4 February 2021 11:09 CET | Update | N/A |
| article xml file uploaded | 4 February 2021 11:09 CET | Original file | N/A |
| article pdf uploaded. | 3 February 2021 12:45 CET | Version of Record | https://www.mdpi.com/2227-9067/8/2/103/pdf-vor |
