| article html file updated | 17 September 2018 04:43 CEST | Update | https://www.mdpi.com/1420-3049/21/8/1015 |
| article html file updated | 26 August 2016 09:34 CEST | Update | - |
| article html file updated | 4 August 2016 14:21 CEST | Original file | - |
| article xml uploaded. | 4 August 2016 14:19 CEST | Update | https://www.mdpi.com/1420-3049/21/8/1015/xml |
| article pdf uploaded. | 4 August 2016 14:19 CEST | Version of Record | https://www.mdpi.com/1420-3049/21/8/1015/pdf |
