| article html file updated | 6 February 2020 17:49 CET | Update | https://www.mdpi.com/2072-6643/7/4/2983 |
| article html file updated | 20 September 2019 20:23 CEST | Update | - |
| article html file updated | 6 May 2019 21:39 CEST | Update | - |
| article html file updated | 26 March 2019 00:56 CET | Update | - |
| article html file updated | 21 August 2015 10:47 CEST | Update | - |
| article html file updated | 28 April 2015 08:10 CEST | Original file | - |
| article xml file uploaded | 28 April 2015 08:10 CEST | Original file | https://www.mdpi.com/2072-6643/7/4/2983/xml |
| article pdf uploaded. | 20 April 2015 14:06 CEST | Version of Record | https://www.mdpi.com/2072-6643/7/4/2983/pdf |
