| article html file updated | 7 February 2020 04:46 CET | Update | https://www.mdpi.com/1660-4601/13/2/237 |
| article html file updated | 21 September 2019 11:37 CEST | Update | - |
| article html file updated | 5 May 2019 23:52 CEST | Update | - |
| article html file updated | 26 March 2019 21:09 CET | Original file | - |
| article pdf uploaded. | 19 February 2016 14:11 CET | Version of Record | https://www.mdpi.com/1660-4601/13/2/237/pdf |
| article xml uploaded. | 19 February 2016 14:11 CET | Original file | https://www.mdpi.com/1660-4601/13/2/237/xml |
