| article html file updated | 11 February 2020 02:36 CET | Update | https://www.mdpi.com/2227-9067/5/12/166 |
| article html file updated | 11 October 2019 19:31 CEST | Update | N/A |
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| article html file updated | 11 December 2018 14:34 CET | Original file | N/A |
| article pdf uploaded. | 11 December 2018 14:33 CET | Version of Record | https://www.mdpi.com/2227-9067/5/12/166/pdf |
| article xml uploaded. | 11 December 2018 14:33 CET | Update | https://www.mdpi.com/2227-9067/5/12/166/xml |
| article xml file uploaded | 11 December 2018 14:33 CET | Original file | N/A |