| article html file updated | 31 August 2025 03:26 CEST | Update | https://www.mdpi.com/2075-4418/9/4/159 |
| article html file updated | 20 July 2022 01:00 CEST | Update | - |
| article html file updated | 14 February 2020 03:34 CET | Update | - |
| article html file updated | 30 December 2019 11:05 CET | Update | - |
| article html file updated | 24 October 2019 12:20 CEST | Original file | - |
| article pdf uploaded. | 24 October 2019 12:18 CEST | Version of Record | https://www.mdpi.com/2075-4418/9/4/159/pdf |
| article xml uploaded. | 24 October 2019 12:18 CEST | Update | https://www.mdpi.com/2075-4418/9/4/159/xml |
| article xml file uploaded | 24 October 2019 12:18 CEST | Original file | - |
