| article html file updated | 7 February 2020 12:59 CET | Update | https://www.mdpi.com/1424-8220/16/8/1252 |
| article html file updated | 5 May 2019 07:43 CEST | Update | - |
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| article xml uploaded. | 8 August 2016 12:48 CEST | Update | https://www.mdpi.com/1424-8220/16/8/1252/xml |
| article pdf uploaded. | 8 August 2016 12:48 CEST | Updated version of record | https://www.mdpi.com/1424-8220/16/8/1252/pdf |
| article html file updated | 8 August 2016 11:28 CEST | Original file | - |
| article pdf uploaded. | 8 August 2016 11:27 CEST | Version of Record | https://www.mdpi.com/1424-8220/16/8/1252/pdf-vor |
