| article html file updated | 11 February 2020 16:10 CET | Update | https://www.mdpi.com/2075-471X/8/1/6 |
| article html file updated | 26 April 2019 16:31 CEST | Update | - |
| article html file updated | 12 April 2019 12:20 CEST | Update | - |
| article html file updated | 3 April 2019 20:50 CEST | Update | - |
| article html file updated | 1 March 2019 00:59 CET | Update | - |
| article html file updated | 15 February 2019 07:26 CET | Original file | - |
| article pdf uploaded. | 15 February 2019 07:25 CET | Version of Record | https://www.mdpi.com/2075-471X/8/1/6/pdf |
| article xml uploaded. | 15 February 2019 07:25 CET | Update | https://www.mdpi.com/2075-471X/8/1/6/xml |
| article xml file uploaded | 15 February 2019 07:25 CET | Original file | - |
