| article html file updated | 6 February 2020 10:00 CET | Update | https://www.mdpi.com/1422-0067/15/6/10892 |
| article html file updated | 7 May 2019 13:02 CEST | Update | - |
| article html file updated | 21 March 2019 18:59 CET | Update | - |
| article html file updated | 20 August 2015 10:06 CEST | Update | - |
| article html file updated | 16 July 2014 08:50 CEST | Update | - |
| article xml file uploaded | 16 July 2014 08:50 CEST | Update | https://www.mdpi.com/1422-0067/15/6/10892/xml |
| article html file updated | 11 July 2014 10:29 CEST | Update | - |
| article xml file uploaded | 11 July 2014 10:29 CEST | Update | - |
| article html file updated | 8 July 2014 10:31 CEST | Original file | - |
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| article pdf uploaded. | 17 June 2014 11:03 CEST | Version of Record | https://www.mdpi.com/1422-0067/15/6/10892/pdf |