| article html file updated | 12 February 2020 02:52 CET | Update | https://www.mdpi.com/2075-471X/8/2/9 |
| article html file updated | 17 October 2019 17:31 CEST | Update | - |
| article html file updated | 28 April 2019 14:08 CEST | Original file | - |
| article pdf uploaded. | 28 April 2019 14:07 CEST | Updated version of record | https://www.mdpi.com/2075-471X/8/2/9/pdf |
| article xml uploaded. | 28 April 2019 14:07 CEST | Update | https://www.mdpi.com/2075-471X/8/2/9/xml |
| article xml file uploaded | 28 April 2019 14:07 CEST | Update | - |
| article pdf uploaded. | 3 April 2019 15:24 CEST | Version of Record | https://www.mdpi.com/2075-471X/8/2/9/pdf-vor |
| article xml file uploaded | 3 April 2019 15:24 CEST | Original file | - |
