| article html file updated | 31 August 2025 14:54 CEST | Update | https://www.mdpi.com/2076-3921/9/3/251 |
| article html file updated | 20 July 2022 23:24 CEST | Update | - |
| article html file updated | 2 April 2020 02:07 CEST | Update | - |
| article html file updated | 27 March 2020 08:30 CET | Original file | - |
| article pdf uploaded. | 27 March 2020 08:29 CET | Updated version of record | https://www.mdpi.com/2076-3921/9/3/251/pdf |
| article xml uploaded. | 27 March 2020 08:28 CET | Update | https://www.mdpi.com/2076-3921/9/3/251/xml |
| article xml file uploaded | 27 March 2020 08:28 CET | Update | - |
| article pdf uploaded. | 19 March 2020 14:35 CET | Version of Record | https://www.mdpi.com/2076-3921/9/3/251/pdf-vor |
| article xml file uploaded | 19 March 2020 14:35 CET | Original file | - |
