| article html file updated | 7 February 2020 07:25 CET | Update | https://www.mdpi.com/2072-6651/8/4/114 |
| article html file updated | 5 May 2019 18:19 CEST | Update | - |
| article html file updated | 27 March 2019 02:11 CET | Update | - |
| article html file updated | 28 April 2016 10:36 CEST | Update | - |
| article html file updated | 18 April 2016 12:18 CEST | Original file | - |
| article xml uploaded. | 18 April 2016 12:17 CEST | Original file | https://www.mdpi.com/2072-6651/8/4/114/xml |
| article pdf uploaded. | 18 April 2016 12:17 CEST | Version of Record | https://www.mdpi.com/2072-6651/8/4/114/pdf |
