| article html file updated | 9 February 2020 19:19 CET | Update | https://www.mdpi.com/2077-1444/9/6/176 |
| article html file updated | 4 October 2019 00:47 CEST | Update | - |
| article html file updated | 30 April 2019 16:03 CEST | Update | - |
| article html file updated | 16 April 2019 16:33 CEST | Update | - |
| article html file updated | 30 March 2019 05:16 CET | Update | - |
| article html file updated | 25 June 2018 12:41 CEST | Update | - |
| article html file updated | 28 May 2018 12:45 CEST | Original file | - |
| article pdf uploaded. | 28 May 2018 12:43 CEST | Version of Record | https://www.mdpi.com/2077-1444/9/6/176/pdf |
| article xml uploaded. | 28 May 2018 12:43 CEST | Update | https://www.mdpi.com/2077-1444/9/6/176/xml |
| article xml file uploaded | 28 May 2018 12:43 CEST | Original file | - |
