| article html file updated | 23 November 2020 15:17 CET | Original file | https://www.mdpi.com/2304-6732/7/4/115 |
| article pdf uploaded. | 23 November 2020 15:15 CET | Version of Record | https://www.mdpi.com/2304-6732/7/4/115/pdf |
| article xml uploaded. | 23 November 2020 15:15 CET | Update | https://www.mdpi.com/2304-6732/7/4/115/xml |
| article xml file uploaded | 23 November 2020 15:15 CET | Original file | N/A |
