| article html file updated | 9 February 2020 12:47 CET | Update | https://www.mdpi.com/2073-4441/10/4/434 |
| article html file updated | 2 October 2019 08:28 CEST | Update | - |
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| article html file updated | 6 April 2018 12:05 CEST | Original file | - |
| article xml uploaded. | 6 April 2018 12:04 CEST | Original file | https://www.mdpi.com/2073-4441/10/4/434/xml |
| article pdf uploaded. | 6 April 2018 12:04 CEST | Version of Record | https://www.mdpi.com/2073-4441/10/4/434/pdf |