| article html file updated | 12 August 2026 10:58 CEST | Update | https://www.mdpi.com/1422-8599/2009/3/M622 |
| article html file updated | 5 February 2020 12:40 CET | Update | N/A |
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| article xml uploaded. | 22 September 2017 14:10 CEST | Original file | https://www.mdpi.com/1422-8599/2009/3/M622/xml |
| article html file updated | 14 December 2016 11:48 CET | Original file | N/A |
