| article html file updated | 7 February 2020 08:20 CET | Update | https://www.mdpi.com/1420-3049/21/5/593 |
| article html file updated | 21 September 2019 16:39 CEST | Update | - |
| article html file updated | 5 May 2019 16:31 CEST | Update | - |
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| article html file updated | 17 September 2018 03:52 CEST | Update | - |
| article html file updated | 26 May 2016 13:41 CEST | Update | - |
| article html file updated | 7 May 2016 09:08 CEST | Original file | - |
| article xml uploaded. | 7 May 2016 09:07 CEST | Update | https://www.mdpi.com/1420-3049/21/5/593/xml |
| article pdf uploaded. | 7 May 2016 09:07 CEST | Version of Record | https://www.mdpi.com/1420-3049/21/5/593/pdf |
