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| article xml file uploaded | 10 March 2015 07:36 CET | Original file | https://www.mdpi.com/1420-3049/20/2/2492/xml |
| article pdf uploaded. | 10 February 2015 08:10 CET | Updated version of record | https://www.mdpi.com/1420-3049/20/2/2492/pdf |
| article pdf uploaded. | 2 February 2015 11:46 CET | Version of Record | https://www.mdpi.com/1420-3049/20/2/2492/pdf-vor |