| article html file updated | 2 September 2025 01:58 CEST | Update | https://www.mdpi.com/2227-9067/8/4/261 |
| article html file updated | 25 July 2022 09:37 CEST | Update | - |
| article html file updated | 3 August 2021 10:51 CEST | Update | - |
| article html file updated | 10 April 2021 05:46 CEST | Update | - |
| article html file updated | 28 March 2021 11:48 CEST | Original file | - |
| article pdf uploaded. | 28 March 2021 11:46 CEST | Version of Record | https://www.mdpi.com/2227-9067/8/4/261/pdf |
| article xml uploaded. | 28 March 2021 11:46 CEST | Update | https://www.mdpi.com/2227-9067/8/4/261/xml |
| article xml file uploaded | 28 March 2021 11:46 CEST | Original file | - |
