| article html file updated | 6 February 2020 07:04 CET | Update | https://www.mdpi.com/1660-4601/11/2/1594 |
| article html file updated | 20 September 2019 05:36 CEST | Update | - |
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| article html file updated | 21 March 2019 11:52 CET | Update | - |
| article html file updated | 19 August 2015 19:24 CEST | Update | - |
| article html file updated | 18 March 2014 09:38 CET | Original file | - |
| article xml file uploaded | 18 March 2014 09:38 CET | Original file | https://www.mdpi.com/1660-4601/11/2/1594/xml |
| article pdf uploaded. | 29 January 2014 11:10 CET | Version of Record | https://www.mdpi.com/1660-4601/11/2/1594/pdf |
