| article html file updated | 6 February 2020 20:10 CET | Update | https://www.mdpi.com/2073-4344/5/3/1068 |
| article html file updated | 6 May 2019 16:48 CEST | Update | - |
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| article html file updated | 13 October 2015 11:05 CEST | Update | - |
| article xml file uploaded | 13 October 2015 11:05 CEST | Original file | https://www.mdpi.com/2073-4344/5/3/1068/xml |
| article html file updated | 21 August 2015 14:16 CEST | Original file | - |
| article pdf uploaded. | 29 June 2015 14:16 CEST | Version of Record | https://www.mdpi.com/2073-4344/5/3/1068/pdf |
