| article html file updated | 9 February 2020 14:39 CET | Update | https://www.mdpi.com/2076-3417/8/4/642 |
| article html file updated | 2 October 2019 19:47 CEST | Update | - |
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| article html file updated | 2 May 2018 14:37 CEST | Update | - |
| article html file updated | 23 April 2018 10:43 CEST | Update | - |
| article xml uploaded. | 23 April 2018 10:42 CEST | Update | https://www.mdpi.com/2076-3417/8/4/642/xml |
| article pdf uploaded. | 23 April 2018 10:42 CEST | Updated version of record | https://www.mdpi.com/2076-3417/8/4/642/pdf |
| article html file updated | 20 April 2018 12:35 CEST | Original file | - |
| article pdf uploaded. | 20 April 2018 12:33 CEST | Version of Record | https://www.mdpi.com/2076-3417/8/4/642/pdf-vor |
| article xml file uploaded | 20 April 2018 12:33 CEST | Original file | - |