| article html file updated | 17 August 2026 02:35 CEST | Update | https://www.mdpi.com/2076-0760/9/2/15 |
| article html file updated | 31 August 2025 11:22 CEST | Update | N/A |
| article html file updated | 20 July 2022 19:53 CEST | Update | N/A |
| article html file updated | 29 February 2020 09:15 CET | Original file | N/A |
| article pdf uploaded. | 29 February 2020 09:13 CET | Updated version of record | https://www.mdpi.com/2076-0760/9/2/15/pdf |
| article xml uploaded. | 29 February 2020 09:13 CET | Update | https://www.mdpi.com/2076-0760/9/2/15/xml |
| article xml file uploaded | 29 February 2020 09:13 CET | Update | N/A |
| article pdf uploaded. | 11 February 2020 14:29 CET | Version of Record | https://www.mdpi.com/2076-0760/9/2/15/pdf-vor |
| article xml file uploaded | 11 February 2020 14:29 CET | Original file | N/A |
