| article html file updated | 11 February 2020 08:21 CET | Update | https://www.mdpi.com/2079-9276/8/1/16 |
| article html file updated | 27 April 2019 07:51 CEST | Update | - |
| article html file updated | 13 April 2019 03:57 CEST | Update | - |
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| article html file updated | 11 January 2019 13:56 CET | Original file | - |
| article xml uploaded. | 11 January 2019 13:54 CET | Original file | https://www.mdpi.com/2079-9276/8/1/16/xml |
| article pdf uploaded. | 11 January 2019 13:54 CET | Version of Record | https://www.mdpi.com/2079-9276/8/1/16/pdf |
