| article html file updated | 7 February 2020 01:37 CET | Update | https://www.mdpi.com/2072-6651/7/12/4875 |
| article html file updated | 6 May 2019 06:14 CEST | Update | N/A |
| article html file updated | 26 March 2019 15:29 CET | Original file | N/A |
| article pdf uploaded. | 2 December 2015 14:01 CET | Version of Record | https://www.mdpi.com/2072-6651/7/12/4875/pdf |
| article xml uploaded. | 2 December 2015 14:01 CET | Original file | https://www.mdpi.com/2072-6651/7/12/4875/xml |
