| article html file updated | 17 September 2018 06:52 CEST | Update | https://www.mdpi.com/1420-3049/21/9/1222 |
| article html file updated | 29 September 2016 08:39 CEST | Update | N/A |
| article html file updated | 19 September 2016 13:37 CEST | Original file | N/A |
| article xml uploaded. | 19 September 2016 13:36 CEST | Update | https://www.mdpi.com/1420-3049/21/9/1222/xml |
| article xml uploaded. | 19 September 2016 13:36 CEST | Original file | N/A |
| article pdf uploaded. | 19 September 2016 13:36 CEST | Version of Record | https://www.mdpi.com/1420-3049/21/9/1222/pdf |
