| article html file updated | 8 February 2020 09:29 CET | Update | https://www.mdpi.com/2073-4441/9/7/473 |
| article html file updated | 25 September 2019 14:48 CEST | Update | - |
| article html file updated | 3 May 2019 15:11 CEST | Update | - |
| article html file updated | 1 August 2017 09:12 CEST | Update | - |
| article html file updated | 28 June 2017 15:05 CEST | Original file | - |
| article xml uploaded. | 28 June 2017 14:32 CEST | Update | https://www.mdpi.com/2073-4441/9/7/473/xml |
| article pdf uploaded. | 28 June 2017 14:32 CEST | Version of Record | https://www.mdpi.com/2073-4441/9/7/473/pdf |
