| article html file updated | 9 February 2020 17:33 CET | Update | https://www.mdpi.com/2079-9292/7/5/70 |
| article html file updated | 3 October 2019 13:55 CEST | Update | - |
| article html file updated | 30 April 2019 19:59 CEST | Update | - |
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| article xml uploaded. | 15 May 2018 05:07 CEST | Update | https://www.mdpi.com/2079-9292/7/5/70/xml |
| article html file updated | 14 May 2018 17:46 CEST | Original file | - |
| article pdf uploaded. | 14 May 2018 17:45 CEST | Updated version of record | https://www.mdpi.com/2079-9292/7/5/70/pdf |
