| article html file updated | 7 February 2020 02:11 CET | Update | https://www.mdpi.com/2072-6651/7/12/4879 |
| article html file updated | 6 May 2019 05:05 CEST | Update | N/A |
| article html file updated | 26 March 2019 16:23 CET | Original file | N/A |
| article pdf uploaded. | 14 December 2015 11:37 CET | Version of Record | https://www.mdpi.com/2072-6651/7/12/4879/pdf |
| article xml uploaded. | 14 December 2015 11:37 CET | Original file | https://www.mdpi.com/2072-6651/7/12/4879/xml |
