| article html file updated | 17 September 2018 06:59 CEST | Update | https://www.mdpi.com/1420-3049/21/9/1242 |
| article html file updated | 29 September 2016 08:41 CEST | Update | N/A |
| article html file updated | 19 September 2016 11:23 CEST | Original file | N/A |
| article xml uploaded. | 19 September 2016 11:21 CEST | Update | https://www.mdpi.com/1420-3049/21/9/1242/xml |
| article xml uploaded. | 19 September 2016 11:21 CEST | Original file | N/A |
| article pdf uploaded. | 19 September 2016 11:21 CEST | Updated version of record | https://www.mdpi.com/1420-3049/21/9/1242/pdf |
| article pdf uploaded. | 17 September 2016 09:42 CEST | Version of Record | https://www.mdpi.com/1420-3049/21/9/1242/pdf-vor |
