| article html file updated | 14 September 2021 05:44 CEST | Update | https://www.mdpi.com/1422-0067/18/9/1847 |
| article html file updated | 8 February 2020 14:25 CET | Update | - |
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| article html file updated | 24 August 2017 15:27 CEST | Original file | - |
| article xml uploaded. | 24 August 2017 15:25 CEST | Original file | https://www.mdpi.com/1422-0067/18/9/1847/xml |
| article pdf uploaded. | 24 August 2017 15:25 CEST | Version of Record | https://www.mdpi.com/1422-0067/18/9/1847/pdf |
