| article html file updated | 29 August 2025 20:33 CEST | Update | https://www.mdpi.com/1996-1944/6/1/359 |
| article html file updated | 15 July 2022 22:07 CEST | Update | N/A |
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| article html file updated | 17 February 2017 06:47 CET | Original file | N/A |
| article pdf uploaded. | 23 January 2013 10:50 CET | Version of Record | https://www.mdpi.com/1996-1944/6/1/359/pdf |
