| article html file updated | 7 February 2020 11:19 CET | Update | https://www.mdpi.com/2073-4441/8/7/279 |
| article html file updated | 5 May 2019 10:51 CEST | Update | - |
| article html file updated | 27 March 2019 09:34 CET | Update | - |
| article html file updated | 28 July 2016 09:42 CEST | Update | - |
| article html file updated | 7 July 2016 10:57 CEST | Original file | - |
| article xml uploaded. | 7 July 2016 10:55 CEST | Original file | https://www.mdpi.com/2073-4441/8/7/279/xml |
| article pdf uploaded. | 7 July 2016 10:55 CEST | Version of Record | https://www.mdpi.com/2073-4441/8/7/279/pdf |
