| article html file updated | 17 September 2018 04:30 CEST | Update | https://www.mdpi.com/1420-3049/21/8/974 |
| article html file updated | 26 August 2016 09:17 CEST | Update | - |
| article html file updated | 27 July 2016 11:32 CEST | Original file | - |
| article xml uploaded. | 27 July 2016 11:31 CEST | Update | https://www.mdpi.com/1420-3049/21/8/974/xml |
| article pdf uploaded. | 27 July 2016 11:31 CEST | Version of Record | https://www.mdpi.com/1420-3049/21/8/974/pdf |
