| article html file updated | 17 September 2018 06:59 CEST | Update | https://www.mdpi.com/1420-3049/21/9/1241 |
| article html file updated | 29 September 2016 08:41 CEST | Update | N/A |
| article html file updated | 16 September 2016 10:57 CEST | Original file | N/A |
| article xml uploaded. | 16 September 2016 10:56 CEST | Update | https://www.mdpi.com/1420-3049/21/9/1241/xml |
| article xml uploaded. | 16 September 2016 10:56 CEST | Original file | N/A |
| article pdf uploaded. | 16 September 2016 10:56 CEST | Version of Record | https://www.mdpi.com/1420-3049/21/9/1241/pdf |
