| article html file updated | 8 February 2020 04:22 CET | Update | https://www.mdpi.com/2072-6643/9/5/425 |
| article html file updated | 24 September 2019 12:11 CEST | Update | - |
| article html file updated | 4 May 2019 00:47 CEST | Update | - |
| article html file updated | 1 June 2017 07:35 CEST | Update | - |
| article html file updated | 25 April 2017 16:46 CEST | Original file | - |
| article xml uploaded. | 25 April 2017 16:44 CEST | Original file | https://www.mdpi.com/2072-6643/9/5/425/xml |
| article pdf uploaded. | 25 April 2017 16:44 CEST | Version of Record | https://www.mdpi.com/2072-6643/9/5/425/pdf |
