| article html file updated | 2 September 2025 03:45 CEST | Update | https://www.mdpi.com/2311-5521/6/4/156 |
| article html file updated | 25 July 2022 12:08 CEST | Update | - |
| article html file updated | 20 April 2021 11:48 CEST | Update | - |
| article pdf uploaded. | 20 April 2021 11:47 CEST | Updated version of record | https://www.mdpi.com/2311-5521/6/4/156/pdf |
| article xml uploaded. | 20 April 2021 11:47 CEST | Update | https://www.mdpi.com/2311-5521/6/4/156/xml |
| article xml file uploaded | 20 April 2021 11:47 CEST | Update | - |
| article html file updated | 14 April 2021 11:38 CEST | Update | - |
| article pdf uploaded. | 14 April 2021 11:36 CEST | Updated version of record | https://www.mdpi.com/2311-5521/6/4/156/pdf-vor |
| article xml file uploaded | 14 April 2021 11:36 CEST | Update | - |
| article html file updated | 14 April 2021 11:18 CEST | Original file | - |
| article pdf uploaded. | 14 April 2021 11:16 CEST | Version of Record | https://www.mdpi.com/2311-5521/6/4/156/pdf-vor |
| article xml file uploaded | 14 April 2021 11:16 CEST | Original file | - |
