| article html file updated | 14 August 2026 14:29 CEST | Update | https://www.mdpi.com/1996-1073/10/5/691 |
| article html file updated | 8 February 2020 05:51 CET | Update | N/A |
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| article xml uploaded. | 14 May 2017 11:03 CEST | Original file | https://www.mdpi.com/1996-1073/10/5/691/xml |
| article pdf uploaded. | 14 May 2017 11:03 CEST | Version of Record | https://www.mdpi.com/1996-1073/10/5/691/pdf |
