| article html file updated | 29 August 2025 22:29 CEST | Update | https://www.mdpi.com/2075-4701/5/4/2397 |
| article html file updated | 16 July 2022 01:27 CEST | Update | N/A |
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| article pdf uploaded. | 18 December 2015 09:10 CET | Updated version of record | https://www.mdpi.com/2075-4701/5/4/2397/pdf |
| article xml uploaded. | 18 December 2015 09:10 CET | Update | https://www.mdpi.com/2075-4701/5/4/2397/xml |
| article pdf uploaded. | 17 December 2015 15:40 CET | Version of Record | https://www.mdpi.com/2075-4701/5/4/2397/pdf-vor |
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