| article html file updated | 17 September 2018 07:04 CEST | Update | https://www.mdpi.com/1420-3049/21/9/1261 |
| article html file updated | 29 September 2016 08:44 CEST | Update | - |
| article html file updated | 21 September 2016 12:23 CEST | Original file | - |
| article xml uploaded. | 21 September 2016 12:22 CEST | Original file | https://www.mdpi.com/1420-3049/21/9/1261/xml |
| article pdf uploaded. | 21 September 2016 12:22 CEST | Version of Record | https://www.mdpi.com/1420-3049/21/9/1261/pdf |
