| article html file updated | 7 February 2020 14:46 CET | Update | https://www.mdpi.com/1660-4601/13/9/899 |
| article html file updated | 5 May 2019 04:29 CEST | Update | N/A |
| article html file updated | 26 September 2016 12:12 CEST | Update | N/A |
| article html file updated | 9 September 2016 15:34 CEST | Original file | N/A |
| article xml uploaded. | 9 September 2016 15:33 CEST | Update | https://www.mdpi.com/1660-4601/13/9/899/xml |
| article xml uploaded. | 9 September 2016 15:33 CEST | Original file | N/A |
| article pdf uploaded. | 9 September 2016 15:33 CEST | Version of Record | https://www.mdpi.com/1660-4601/13/9/899/pdf |
