| article html file updated | 1 September 2025 16:44 CEST | Update | https://www.mdpi.com/1424-8247/14/1/4 |
| article html file updated | 23 July 2022 06:38 CEST | Update | N/A |
| article html file updated | 23 December 2020 07:06 CET | Update | N/A |
| article pdf uploaded. | 23 December 2020 07:05 CET | Updated version of record | https://www.mdpi.com/1424-8247/14/1/4/pdf |
| article xml uploaded. | 23 December 2020 07:05 CET | Update | https://www.mdpi.com/1424-8247/14/1/4/xml |
| article xml file uploaded | 23 December 2020 07:05 CET | Update | N/A |
| article html file updated | 23 December 2020 06:15 CET | Original file | N/A |
| article pdf uploaded. | 23 December 2020 06:14 CET | Version of Record | N/A |
| article xml uploaded. | 23 December 2020 06:14 CET | Update | N/A |
| article xml file uploaded | 23 December 2020 06:14 CET | Original file | N/A |