| article html file updated | 6 February 2020 17:18 CET | Update | https://www.mdpi.com/2071-1050/7/4/3933 |
| article html file updated | 6 May 2019 22:35 CEST | Update | N/A |
| article html file updated | 26 March 2019 00:05 CET | Update | N/A |
| article html file updated | 21 August 2015 09:57 CEST | Original file | N/A |
| article supplementary file uploaded. | 3 April 2015 11:13 CEST | - | https://www.mdpi.com/2071-1050/7/4/3933#supplementary |
| article pdf uploaded. | 3 April 2015 11:13 CEST | Version of Record | https://www.mdpi.com/2071-1050/7/4/3933/pdf |
