| article html file updated | 7 February 2020 14:46 CET | Update | https://www.mdpi.com/1424-8220/16/9/1464 |
| article html file updated | 5 May 2019 04:29 CEST | Update | - |
| article html file updated | 27 September 2016 07:16 CEST | Update | - |
| article html file updated | 9 September 2016 15:27 CEST | Original file | - |
| article xml uploaded. | 9 September 2016 15:26 CEST | Update | https://www.mdpi.com/1424-8220/16/9/1464/xml |
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| article pdf uploaded. | 9 September 2016 15:26 CEST | Version of Record | https://www.mdpi.com/1424-8220/16/9/1464/pdf |
