| article html file updated | 9 February 2020 13:22 CET | Update | https://www.mdpi.com/2073-4441/10/4/460 |
| article html file updated | 2 October 2019 12:03 CEST | Update | - |
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| article html file updated | 11 April 2018 16:13 CEST | Original file | - |
| article xml uploaded. | 11 April 2018 16:11 CEST | Update | https://www.mdpi.com/2073-4441/10/4/460/xml |
| article pdf uploaded. | 11 April 2018 16:11 CEST | Version of Record | https://www.mdpi.com/2073-4441/10/4/460/pdf |