| article html file updated | 31 August 2025 22:17 CEST | Update | https://www.mdpi.com/2076-3921/9/6/470 |
| article html file updated | 21 July 2022 06:41 CEST | Update | N/A |
| article html file updated | 12 June 2020 09:43 CEST | Update | N/A |
| article pdf uploaded. | 12 June 2020 09:41 CEST | Updated version of record | https://www.mdpi.com/2076-3921/9/6/470/pdf |
| article xml uploaded. | 12 June 2020 09:41 CEST | Update | https://www.mdpi.com/2076-3921/9/6/470/xml |
| article xml file uploaded | 12 June 2020 09:41 CEST | Update | N/A |
| article html file updated | 1 June 2020 13:42 CEST | Original file | N/A |
| article pdf uploaded. | 1 June 2020 13:40 CEST | Version of Record | https://www.mdpi.com/2076-3921/9/6/470/pdf-vor |
| article xml file uploaded | 1 June 2020 13:40 CEST | Original file | N/A |
