| article html file updated | 31 August 2025 22:22 CEST | Update | https://www.mdpi.com/2076-0817/9/6/434 |
| article html file updated | 21 July 2022 06:47 CEST | Update | N/A |
| article html file updated | 5 June 2020 21:46 CEST | Update | N/A |
| article pdf uploaded. | 5 June 2020 06:23 CEST | Updated version of record | https://www.mdpi.com/2076-0817/9/6/434/pdf |
| article xml uploaded. | 5 June 2020 06:23 CEST | Update | https://www.mdpi.com/2076-0817/9/6/434/xml |
| article xml file uploaded | 5 June 2020 06:23 CEST | Update | N/A |
| article html file updated | 2 June 2020 12:21 CEST | Original file | N/A |
| article pdf uploaded. | 2 June 2020 12:19 CEST | Version of Record | https://www.mdpi.com/2076-0817/9/6/434/pdf-vor |
| article xml file uploaded | 2 June 2020 12:19 CEST | Original file | N/A |
