| article html file updated | 29 August 2025 21:41 CEST | Update | https://www.mdpi.com/2075-4698/5/2/339 |
| article html file updated | 16 July 2022 00:08 CEST | Update | N/A |
| article html file updated | 6 February 2020 17:56 CET | Update | N/A |
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| article xml file uploaded | 30 April 2015 10:47 CEST | Original file | https://www.mdpi.com/2075-4698/5/2/339/xml |
| article pdf uploaded. | 23 April 2015 08:50 CEST | Updated version of record | https://www.mdpi.com/2075-4698/5/2/339/pdf |
| article pdf uploaded. | 22 April 2015 15:12 CEST | Version of Record | https://www.mdpi.com/2075-4698/5/2/339/pdf-vor |
