| article html file updated | 8 February 2020 05:21 CET | Update | https://www.mdpi.com/2073-4441/9/5/334 |
| article html file updated | 24 September 2019 17:16 CEST | Update | - |
| article html file updated | 3 May 2019 22:59 CEST | Update | - |
| article html file updated | 1 June 2017 05:00 CEST | Update | - |
| article html file updated | 23 May 2017 03:53 CEST | Update | - |
| article html file updated | 8 May 2017 13:43 CEST | Original file | - |
| article xml uploaded. | 8 May 2017 13:41 CEST | Original file | https://www.mdpi.com/2073-4441/9/5/334/xml |
| article pdf uploaded. | 8 May 2017 13:41 CEST | Version of Record | https://www.mdpi.com/2073-4441/9/5/334/pdf |
