| article html file updated | 24 January 2024 16:35 CET | Original file | https://www.mdpi.com/2504-3900/12/1/28 |
| article pdf uploaded. | 23 August 2019 05:59 CEST | Version of Record | https://www.mdpi.com/2504-3900/12/1/28/pdf |
| article xml file uploaded | 23 August 2019 05:59 CEST | Original file | https://www.mdpi.com/2504-3900/12/1/28/xml |
