| article html file updated | 31 August 2025 17:59 CEST | Update | https://www.mdpi.com/2076-3921/9/4/336 |
| article html file updated | 21 July 2022 02:27 CEST | Update | N/A |
| article html file updated | 28 April 2020 06:34 CEST | Update | N/A |
| article pdf uploaded. | 28 April 2020 06:33 CEST | Updated version of record | https://www.mdpi.com/2076-3921/9/4/336/pdf |
| article xml uploaded. | 28 April 2020 06:33 CEST | Update | https://www.mdpi.com/2076-3921/9/4/336/xml |
| article xml file uploaded | 28 April 2020 06:33 CEST | Update | N/A |
| article html file updated | 26 April 2020 14:38 CEST | Original file | N/A |
| article pdf uploaded. | 26 April 2020 14:37 CEST | Updated version of record | https://www.mdpi.com/2076-3921/9/4/336/pdf-vor |
| article xml file uploaded | 26 April 2020 14:37 CEST | Update | N/A |
| article pdf uploaded. | 20 April 2020 12:43 CEST | Version of Record | https://www.mdpi.com/2076-3921/9/4/336/pdf-vor |
| article xml file uploaded | 20 April 2020 12:43 CEST | Original file | N/A |
