| article html file updated | 17 September 2018 04:38 CEST | Update | https://www.mdpi.com/1420-3049/21/8/998 |
| article html file updated | 26 August 2016 09:27 CEST | Update | N/A |
| article html file updated | 2 August 2016 10:28 CEST | Original file | N/A |
| article xml uploaded. | 2 August 2016 10:26 CEST | Original file | https://www.mdpi.com/1420-3049/21/8/998/xml |
| article pdf uploaded. | 2 August 2016 10:26 CEST | Version of Record | https://www.mdpi.com/1420-3049/21/8/998/pdf |
