| article html file updated | 31 August 2025 03:55 CEST | Update | https://www.mdpi.com/2075-4418/9/4/172 |
| article html file updated | 20 July 2022 00:26 CEST | Update | - |
| article html file updated | 14 February 2020 06:05 CET | Update | - |
| article html file updated | 30 December 2019 11:07 CET | Update | - |
| article html file updated | 19 November 2019 10:24 CET | Original file | - |
| article pdf uploaded. | 19 November 2019 10:23 CET | Updated version of record | https://www.mdpi.com/2075-4418/9/4/172/pdf |
| article xml uploaded. | 19 November 2019 10:23 CET | Update | https://www.mdpi.com/2075-4418/9/4/172/xml |
| article xml file uploaded | 19 November 2019 10:23 CET | Update | - |
| article pdf uploaded. | 1 November 2019 15:10 CET | Version of Record | https://www.mdpi.com/2075-4418/9/4/172/pdf-vor |
| article xml file uploaded | 1 November 2019 15:10 CET | Original file | - |
