| article html file updated | 6 February 2020 14:16 CET | Update | https://www.mdpi.com/2072-6643/6/12/5652 |
| article html file updated | 7 May 2019 04:20 CEST | Update | - |
| article html file updated | 25 March 2019 18:55 CET | Update | - |
| article html file updated | 21 August 2015 03:43 CEST | Update | - |
| article html file updated | 26 December 2014 11:31 CET | Original file | - |
| article xml file uploaded | 26 December 2014 11:31 CET | Original file | https://www.mdpi.com/2072-6643/6/12/5652/xml |
| article pdf uploaded. | 8 December 2014 15:34 CET | Version of Record | https://www.mdpi.com/2072-6643/6/12/5652/pdf |
