| article html file updated | 7 February 2020 10:51 CET | Update | https://www.mdpi.com/2073-4441/8/7/269 |
| article html file updated | 5 May 2019 11:40 CEST | Update | - |
| article html file updated | 27 March 2019 08:43 CET | Update | - |
| article html file updated | 28 July 2016 08:57 CEST | Update | - |
| article html file updated | 28 June 2016 07:59 CEST | Original file | - |
| article xml uploaded. | 28 June 2016 07:57 CEST | Original file | https://www.mdpi.com/2073-4441/8/7/269/xml |
| article pdf uploaded. | 28 June 2016 07:57 CEST | Version of Record | https://www.mdpi.com/2073-4441/8/7/269/pdf |
