| article html file updated | 8 February 2020 12:27 CET | Update | https://www.mdpi.com/1422-0067/18/8/1664 |
| article html file updated | 26 September 2019 06:44 CEST | Update | - |
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| article html file updated | 1 September 2017 05:36 CEST | Update | - |
| article html file updated | 31 July 2017 15:31 CEST | Original file | - |
| article xml uploaded. | 31 July 2017 15:30 CEST | Update | https://www.mdpi.com/1422-0067/18/8/1664/xml |
| article pdf uploaded. | 31 July 2017 15:30 CEST | Version of Record | https://www.mdpi.com/1422-0067/18/8/1664/pdf |
