| article html file updated | 17 September 2018 07:03 CEST | Update | https://www.mdpi.com/1420-3049/21/9/1257 |
| article html file updated | 29 September 2016 08:43 CEST | Update | N/A |
| article html file updated | 21 September 2016 11:57 CEST | Original file | N/A |
| article xml uploaded. | 21 September 2016 11:55 CEST | Original file | https://www.mdpi.com/1420-3049/21/9/1257/xml |
| article pdf uploaded. | 21 September 2016 11:55 CEST | Version of Record | https://www.mdpi.com/1420-3049/21/9/1257/pdf |
