| article html file updated | 9 February 2020 19:15 CET | Update | https://www.mdpi.com/2077-1444/9/6/175 |
| article html file updated | 30 April 2019 16:12 CEST | Update | - |
| article html file updated | 16 April 2019 16:41 CEST | Update | - |
| article html file updated | 30 March 2019 05:07 CET | Update | - |
| article html file updated | 25 June 2018 12:41 CEST | Update | - |
| article html file updated | 28 May 2018 07:50 CEST | Original file | - |
| article pdf uploaded. | 28 May 2018 07:49 CEST | Version of Record | https://www.mdpi.com/2077-1444/9/6/175/pdf |
| article xml uploaded. | 28 May 2018 07:49 CEST | Update | https://www.mdpi.com/2077-1444/9/6/175/xml |
| article xml file uploaded | 28 May 2018 07:49 CEST | Original file | - |
