| article html file updated | 31 August 2025 03:01 CEST | Update | https://www.mdpi.com/2223-7747/8/10/420 |
| article html file updated | 21 August 2025 22:56 CEST | Update | N/A |
| article html file updated | 20 July 2022 01:30 CEST | Update | N/A |
| article html file updated | 14 February 2020 01:27 CET | Update | N/A |
| article html file updated | 30 October 2019 23:12 CET | Update | N/A |
| article html file updated | 16 October 2019 14:12 CEST | Original file | N/A |
| article pdf uploaded. | 16 October 2019 14:11 CEST | Version of Record | https://www.mdpi.com/2223-7747/8/10/420/pdf |
| article xml uploaded. | 16 October 2019 14:11 CEST | Update | https://www.mdpi.com/2223-7747/8/10/420/xml |
| article xml file uploaded | 16 October 2019 14:11 CEST | Original file | N/A |
