| article html file updated | 7 February 2020 09:24 CET | Update | https://www.mdpi.com/2072-4292/8/6/457 |
| article html file updated | 5 May 2019 14:27 CEST | Update | N/A |
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| article html file updated | 27 May 2016 14:52 CEST | Original file | N/A |
| article xml uploaded. | 27 May 2016 14:51 CEST | Original file | https://www.mdpi.com/2072-4292/8/6/457/xml |
| article pdf uploaded. | 27 May 2016 14:51 CEST | Version of Record | https://www.mdpi.com/2072-4292/8/6/457/pdf |
