| article html file updated | 17 September 2018 04:27 CEST | Update | https://www.mdpi.com/1420-3049/21/8/969 |
| article html file updated | 26 August 2016 09:15 CEST | Update | - |
| article html file updated | 27 July 2016 12:07 CEST | Original file | - |
| article xml uploaded. | 27 July 2016 12:06 CEST | Update | https://www.mdpi.com/1420-3049/21/8/969/xml |
| article pdf uploaded. | 27 July 2016 12:06 CEST | Version of Record | https://www.mdpi.com/1420-3049/21/8/969/pdf |
