| article html file updated | 12 February 2020 07:39 CET | Update | https://www.mdpi.com/2075-4701/9/4/477 |
| article html file updated | 25 April 2019 08:12 CEST | Original file | - |
| article pdf uploaded. | 25 April 2019 08:11 CEST | Version of Record | https://www.mdpi.com/2075-4701/9/4/477/pdf |
| article xml uploaded. | 25 April 2019 08:11 CEST | Update | https://www.mdpi.com/2075-4701/9/4/477/xml |
| article xml file uploaded | 25 April 2019 08:11 CEST | Original file | - |
