| article html file updated | 10 February 2020 21:29 CET | Update | https://www.mdpi.com/2079-6374/8/4/109 |
| article html file updated | 10 October 2019 12:12 CEST | Update | - |
| article html file updated | 28 April 2019 07:52 CEST | Update | - |
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| article html file updated | 30 December 2018 01:57 CET | Update | - |
| article html file updated | 15 November 2018 09:12 CET | Original file | - |
| article pdf uploaded. | 15 November 2018 09:11 CET | Version of Record | https://www.mdpi.com/2079-6374/8/4/109/pdf |
| article xml uploaded. | 15 November 2018 09:11 CET | Update | https://www.mdpi.com/2079-6374/8/4/109/xml |
| article xml file uploaded | 15 November 2018 09:11 CET | Original file | - |
