| article html file updated | 30 August 2025 11:40 CEST | Update | https://www.mdpi.com/1422-0067/20/3/609 |
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| article pdf uploaded. | 1 February 2019 05:03 CET | Updated version of record | https://www.mdpi.com/1422-0067/20/3/609/pdf |
| article xml uploaded. | 1 February 2019 05:03 CET | Update | https://www.mdpi.com/1422-0067/20/3/609/xml |
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| article html file updated | 31 January 2019 07:38 CET | Original file | - |
| article pdf uploaded. | 31 January 2019 07:37 CET | Version of Record | https://www.mdpi.com/1422-0067/20/3/609/pdf-vor |
| article xml uploaded. | 31 January 2019 07:37 CET | Update | - |
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