| article html file updated | 8 February 2020 20:46 CET | Update | https://www.mdpi.com/2077-1444/8/11/246 |
| article html file updated | 2 May 2019 15:58 CEST | Update | - |
| article html file updated | 30 November 2017 12:05 CET | Update | - |
| article html file updated | 10 November 2017 03:32 CET | Original file | - |
| article xml uploaded. | 10 November 2017 03:31 CET | Original file | https://www.mdpi.com/2077-1444/8/11/246/xml |
| article pdf uploaded. | 10 November 2017 03:31 CET | Updated version of record | https://www.mdpi.com/2077-1444/8/11/246/pdf |
| article pdf uploaded. | 9 November 2017 13:56 CET | Version of Record | https://www.mdpi.com/2077-1444/8/11/246/pdf-vor |
