| article html file updated | 17 August 2026 15:51 CEST | Update | https://www.mdpi.com/2076-3921/9/6/539 |
| article html file updated | 1 September 2025 00:11 CEST | Update | N/A |
| article html file updated | 21 July 2022 21:26 CEST | Update | N/A |
| article html file updated | 6 July 2020 14:23 CEST | Update | N/A |
| article html file updated | 29 June 2020 13:17 CEST | Original file | N/A |
| article pdf uploaded. | 29 June 2020 13:16 CEST | Updated version of record | https://www.mdpi.com/2076-3921/9/6/539/pdf |
| article xml uploaded. | 29 June 2020 13:16 CEST | Update | https://www.mdpi.com/2076-3921/9/6/539/xml |
| article xml file uploaded | 29 June 2020 13:16 CEST | Original file | N/A |
| article supplementary file uploaded. | 19 June 2020 14:55 CEST | - | https://www.mdpi.com/2076-3921/9/6/539#supplementary |
| article pdf uploaded. | 19 June 2020 14:55 CEST | Version of Record | https://www.mdpi.com/2076-3921/9/6/539/pdf-vor |
