| article html file updated | 11 February 2020 16:52 CET | Update | https://www.mdpi.com/2079-9292/8/2/228 |
| article html file updated | 26 April 2019 15:03 CEST | Update | - |
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| article html file updated | 1 March 2019 04:33 CET | Update | - |
| article html file updated | 19 February 2019 08:00 CET | Original file | - |
| article pdf uploaded. | 18 February 2019 12:32 CET | Version of Record | https://www.mdpi.com/2079-9292/8/2/228/pdf |
| article xml uploaded. | 18 February 2019 12:32 CET | Update | https://www.mdpi.com/2079-9292/8/2/228/xml |
| article xml file uploaded | 18 February 2019 12:32 CET | Original file | - |
