| article html file updated | 29 August 2025 22:48 CEST | Update | https://www.mdpi.com/1420-3049/21/3/310 |
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| article html file updated | 31 March 2016 02:52 CEST | Original file | N/A |
| article pdf uploaded. | 8 March 2016 12:08 CET | Version of Record | https://www.mdpi.com/1420-3049/21/3/310/pdf |
| article xml uploaded. | 8 March 2016 12:08 CET | Original file | https://www.mdpi.com/1420-3049/21/3/310/xml |
