| article html file updated | 29 August 2025 22:26 CEST | Update | https://www.mdpi.com/2227-7390/3/4/1139 |
| article html file updated | 16 July 2022 01:22 CEST | Update | N/A |
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| article pdf uploaded. | 3 December 2015 13:35 CET | Version of Record | https://www.mdpi.com/2227-7390/3/4/1139/pdf |
| article xml uploaded. | 3 December 2015 13:35 CET | Original file | https://www.mdpi.com/2227-7390/3/4/1139/xml |
