| article html file updated | 6 February 2020 00:09 CET | Update | https://www.mdpi.com/1422-0067/14/1/2072 |
| article html file updated | 8 May 2019 09:28 CEST | Update | - |
| article html file updated | 20 March 2019 17:35 CET | Update | - |
| article html file updated | 17 June 2015 05:40 CEST | Update | - |
| article html file updated | 8 February 2013 12:57 CET | Original file | - |
| article xml file uploaded | 8 February 2013 12:57 CET | Original file | https://www.mdpi.com/1422-0067/14/1/2072/xml |
| article supplementary file uploaded. | 22 January 2013 09:54 CET | - | https://www.mdpi.com/1422-0067/14/1/2072#supplementary |
| article pdf uploaded. | 22 January 2013 09:54 CET | Version of Record | https://www.mdpi.com/1422-0067/14/1/2072/pdf |