| article html file updated | 7 February 2020 08:34 CET | Update | https://www.mdpi.com/1424-8220/16/5/688 |
| article html file updated | 5 May 2019 16:04 CEST | Update | - |
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| article html file updated | 27 May 2016 09:29 CEST | Update | - |
| article html file updated | 12 May 2016 10:20 CEST | Original file | - |
| article xml uploaded. | 12 May 2016 10:18 CEST | Update | https://www.mdpi.com/1424-8220/16/5/688/xml |
| article pdf uploaded. | 12 May 2016 10:18 CEST | Version of Record | https://www.mdpi.com/1424-8220/16/5/688/pdf |
