| article html file updated | 31 August 2025 04:09 CEST | Update | https://www.mdpi.com/2075-4418/9/4/176 |
| article html file updated | 20 July 2022 00:12 CEST | Update | - |
| article html file updated | 14 February 2020 07:09 CET | Update | - |
| article html file updated | 30 December 2019 11:08 CET | Update | - |
| article html file updated | 6 November 2019 11:21 CET | Original file | - |
| article pdf uploaded. | 6 November 2019 11:12 CET | Version of Record | https://www.mdpi.com/2075-4418/9/4/176/pdf |
| article xml uploaded. | 6 November 2019 11:12 CET | Update | https://www.mdpi.com/2075-4418/9/4/176/xml |
| article xml file uploaded | 6 November 2019 11:12 CET | Original file | - |
