| article html file updated | 8 February 2020 05:29 CET | Update | https://www.mdpi.com/2072-6643/9/5/474 |
| article html file updated | 24 September 2019 17:58 CEST | Update | - |
| article html file updated | 3 May 2019 22:44 CEST | Update | - |
| article html file updated | 1 June 2017 07:39 CEST | Update | - |
| article html file updated | 23 May 2017 03:58 CEST | Update | - |
| article html file updated | 10 May 2017 11:36 CEST | Original file | - |
| article xml uploaded. | 10 May 2017 11:35 CEST | Original file | https://www.mdpi.com/2072-6643/9/5/474/xml |
| article pdf uploaded. | 10 May 2017 11:35 CEST | Version of Record | https://www.mdpi.com/2072-6643/9/5/474/pdf |
