| article html file updated | 7 February 2020 15:33 CET | Update | https://www.mdpi.com/2073-4344/6/10/150 |
| article html file updated | 5 May 2019 03:05 CEST | Update | - |
| article html file updated | 28 October 2016 09:23 CEST | Update | - |
| article html file updated | 26 September 2016 12:10 CEST | Original file | - |
| article xml uploaded. | 26 September 2016 11:43 CEST | Original file | https://www.mdpi.com/2073-4344/6/10/150/xml |
| article pdf uploaded. | 26 September 2016 11:43 CEST | Updated version of record | https://www.mdpi.com/2073-4344/6/10/150/pdf |
| article pdf uploaded. | 26 September 2016 11:42 CEST | Version of Record | - |
