| article html file updated | 14 February 2020 07:47 CET | Update | https://www.mdpi.com/2075-471X/8/4/28 |
| article html file updated | 8 November 2019 05:29 CET | Original file | - |
| article pdf uploaded. | 8 November 2019 05:28 CET | Version of Record | https://www.mdpi.com/2075-471X/8/4/28/pdf |
| article xml uploaded. | 8 November 2019 05:28 CET | Update | https://www.mdpi.com/2075-471X/8/4/28/xml |
| article xml file uploaded | 8 November 2019 05:28 CET | Original file | - |
