| article html file updated | 12 August 2026 20:06 CEST | Update | https://www.mdpi.com/2071-1050/5/9/3702 |
| article html file updated | 6 February 2020 04:05 CET | Update | N/A |
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| article html file updated | 17 June 2015 12:47 CEST | Original file | N/A |
| article pdf uploaded. | 2 September 2013 09:50 CEST | Updated version of record | https://www.mdpi.com/2071-1050/5/9/3702/pdf |
| article pdf uploaded. | 29 August 2013 13:57 CEST | Version of Record | https://www.mdpi.com/2071-1050/5/9/3702/pdf-vor |
