| article html file updated | 29 August 2025 21:44 CEST | Update | https://www.mdpi.com/1996-1073/8/5/4300 |
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| article xml file uploaded | 26 June 2015 08:51 CEST | Original file | https://www.mdpi.com/1996-1073/8/5/4300/xml |
| article pdf uploaded. | 2 June 2015 08:35 CEST | Updated version of record | https://www.mdpi.com/1996-1073/8/5/4300/pdf |
| article pdf uploaded. | 18 May 2015 15:54 CEST | Updated version of record | https://www.mdpi.com/1996-1073/8/5/4300/pdf-vor |
| article pdf uploaded. | 12 May 2015 11:25 CEST | Version of Record | https://www.mdpi.com/1996-1073/8/5/4300/pdf-vor |
