| article html file updated | 9 February 2020 02:29 CET | Update | https://www.mdpi.com/2076-3263/8/1/16 |
| article html file updated | 29 September 2019 18:53 CEST | Update | - |
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| article html file updated | 1 February 2018 15:16 CET | Update | - |
| article html file updated | 9 January 2018 16:44 CET | Original file | - |
| article xml uploaded. | 9 January 2018 16:42 CET | Original file | https://www.mdpi.com/2076-3263/8/1/16/xml |
| article pdf uploaded. | 9 January 2018 16:42 CET | Version of Record | https://www.mdpi.com/2076-3263/8/1/16/pdf |
