| article html file updated | 17 September 2018 06:54 CEST | Update | https://www.mdpi.com/1420-3049/21/9/1229 |
| article html file updated | 29 September 2016 08:40 CEST | Update | - |
| article html file updated | 19 September 2016 13:27 CEST | Original file | - |
| article xml uploaded. | 19 September 2016 13:26 CEST | Update | https://www.mdpi.com/1420-3049/21/9/1229/xml |
| article xml uploaded. | 19 September 2016 13:26 CEST | Original file | - |
| article pdf uploaded. | 19 September 2016 13:26 CEST | Version of Record | https://www.mdpi.com/1420-3049/21/9/1229/pdf |
