| article html file updated | 6 February 2020 14:31 CET | Update | https://www.mdpi.com/2072-6651/6/12/3406 |
| article html file updated | 7 May 2019 03:51 CEST | Update | N/A |
| article html file updated | 25 March 2019 19:22 CET | Update | N/A |
| article html file updated | 21 August 2015 04:18 CEST | Update | N/A |
| article html file updated | 31 December 2014 10:47 CET | Original file | N/A |
| article xml file uploaded | 31 December 2014 10:47 CET | Original file | https://www.mdpi.com/2072-6651/6/12/3406/xml |
| article pdf uploaded. | 16 December 2014 14:54 CET | Version of Record | https://www.mdpi.com/2072-6651/6/12/3406/pdf |
