| article html file updated | 12 August 2026 19:03 CEST | Update | https://www.mdpi.com/2076-393X/1/2/120 |
| article html file updated | 6 February 2020 01:33 CET | Update | N/A |
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| article pdf uploaded. | 16 April 2013 13:35 CEST | Version of Record | https://www.mdpi.com/2076-393X/1/2/120/pdf |
