| article html file updated | 6 February 2020 06:12 CET | Update | https://www.mdpi.com/2218-1989/3/4/1118 |
| article html file updated | 7 May 2019 20:51 CEST | Update | - |
| article html file updated | 21 March 2019 09:27 CET | Update | - |
| article html file updated | 19 August 2015 13:38 CEST | Update | - |
| article html file updated | 18 March 2014 09:54 CET | Original file | - |
| article xml file uploaded | 18 March 2014 09:54 CET | Original file | https://www.mdpi.com/2218-1989/3/4/1118/xml |
| article pdf uploaded. | 24 December 2013 09:11 CET | Updated version of record | https://www.mdpi.com/2218-1989/3/4/1118/pdf |
| article pdf uploaded. | 18 December 2013 18:35 CET | Updated version of record | https://www.mdpi.com/2218-1989/3/4/1118/pdf-vor |
| article supplementary file uploaded. | 13 December 2013 17:21 CET | - | https://www.mdpi.com/2218-1989/3/4/1118#supplementary |
| article pdf uploaded. | 13 December 2013 17:21 CET | Version of Record | https://www.mdpi.com/2218-1989/3/4/1118/pdf-vor |
