| article html file updated | 17 August 2026 05:13 CEST | Update | https://www.mdpi.com/2223-7747/9/3/340 |
| article html file updated | 31 August 2025 13:50 CEST | Update | N/A |
| article html file updated | 20 July 2022 22:19 CEST | Update | N/A |
| article html file updated | 1 April 2020 18:35 CEST | Update | N/A |
| article html file updated | 8 March 2020 04:51 CET | Original file | N/A |
| article pdf uploaded. | 8 March 2020 04:50 CET | Version of Record | https://www.mdpi.com/2223-7747/9/3/340/pdf |
| article xml uploaded. | 8 March 2020 04:50 CET | Update | https://www.mdpi.com/2223-7747/9/3/340/xml |
| article xml file uploaded | 8 March 2020 04:50 CET | Original file | N/A |
