| article html file updated | 31 August 2025 13:48 CEST | Update | https://www.mdpi.com/2076-3921/9/3/220 |
| article html file updated | 20 July 2022 22:18 CEST | Update | - |
| article html file updated | 2 April 2020 01:57 CEST | Update | - |
| article html file updated | 19 March 2020 16:18 CET | Original file | - |
| article pdf uploaded. | 19 March 2020 16:16 CET | Updated version of record | https://www.mdpi.com/2076-3921/9/3/220/pdf |
| article xml uploaded. | 19 March 2020 16:16 CET | Update | https://www.mdpi.com/2076-3921/9/3/220/xml |
| article xml file uploaded | 19 March 2020 16:16 CET | Update | - |
| article pdf uploaded. | 7 March 2020 12:09 CET | Updated version of record | https://www.mdpi.com/2076-3921/9/3/220/pdf-vor |
| article xml file uploaded | 7 March 2020 12:09 CET | Update | - |
| article pdf uploaded. | 7 March 2020 12:09 CET | Version of Record | https://www.mdpi.com/2076-3921/9/3/220/pdf-vor |
| article xml file uploaded | 7 March 2020 12:09 CET | Original file | - |
