| article html file updated | 25 January 2024 10:49 CET | Original file | https://www.mdpi.com/2504-3900/27/1/4 |
| article pdf uploaded. | 16 September 2019 05:02 CEST | Version of Record | https://www.mdpi.com/2504-3900/27/1/4/pdf |
| article xml file uploaded | 16 September 2019 05:02 CEST | Original file | https://www.mdpi.com/2504-3900/27/1/4/xml |
