| article html file updated | 29 August 2025 21:22 CEST | Update | https://www.mdpi.com/2073-4433/5/4/937 |
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| article html file updated | 31 December 2014 10:28 CET | Original file | N/A |
| article xml file uploaded | 31 December 2014 10:28 CET | Original file | https://www.mdpi.com/2073-4433/5/4/937/xml |
| article supplementary file uploaded. | 9 December 2014 13:24 CET | - | https://www.mdpi.com/2073-4433/5/4/937#supplementary |
| article pdf uploaded. | 9 December 2014 13:20 CET | Updated version of record | https://www.mdpi.com/2073-4433/5/4/937/pdf |
| article pdf uploaded. | 2 December 2014 14:11 CET | Version of Record | https://www.mdpi.com/2073-4433/5/4/937/pdf-vor |
