| article html file updated | 25 January 2024 11:13 CET | Original file | https://www.mdpi.com/2504-3900/31/1/32 |
| article pdf uploaded. | 20 November 2019 08:27 CET | Version of Record | https://www.mdpi.com/2504-3900/31/1/32/pdf |
| article xml file uploaded | 20 November 2019 08:27 CET | Original file | https://www.mdpi.com/2504-3900/31/1/32/xml |
