| article html file updated | 7 February 2020 20:00 CET | Update | https://www.mdpi.com/2073-4441/8/12/602 |
| article html file updated | 22 September 2019 13:36 CEST | Update | - |
| article html file updated | 4 May 2019 18:25 CEST | Update | - |
| article html file updated | 27 December 2016 11:52 CET | Update | - |
| article html file updated | 20 December 2016 12:42 CET | Original file | - |
| article xml uploaded. | 20 December 2016 12:41 CET | Original file | https://www.mdpi.com/2073-4441/8/12/602/xml |
| article pdf uploaded. | 20 December 2016 12:41 CET | Version of Record | https://www.mdpi.com/2073-4441/8/12/602/pdf |
