| article html file updated | 11 February 2020 04:09 CET | Update | https://www.mdpi.com/2079-9292/7/12/451 |
| article html file updated | 12 October 2019 05:03 CEST | Update | - |
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| article html file updated | 26 December 2018 18:34 CET | Update | - |
| article html file updated | 19 December 2018 13:25 CET | Original file | - |
| article pdf uploaded. | 19 December 2018 13:23 CET | Version of Record | https://www.mdpi.com/2079-9292/7/12/451/pdf |
| article xml uploaded. | 19 December 2018 13:23 CET | Update | https://www.mdpi.com/2079-9292/7/12/451/xml |
| article xml file uploaded | 19 December 2018 13:23 CET | Original file | - |
