| article html file updated | 30 August 2025 02:48 CEST | Update | https://www.mdpi.com/1996-1073/11/3/526 |
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| article xml uploaded. | 1 March 2018 11:14 CET | Original file | https://www.mdpi.com/1996-1073/11/3/526/xml |
| article pdf uploaded. | 1 March 2018 11:14 CET | Updated version of record | https://www.mdpi.com/1996-1073/11/3/526/pdf |
| article pdf uploaded. | 28 February 2018 17:48 CET | Version of Record | https://www.mdpi.com/1996-1073/11/3/526/pdf-vor |
