| article html file updated | 9 February 2020 01:42 CET | Update | https://www.mdpi.com/2075-4701/8/1/25 |
| article html file updated | 29 September 2019 14:38 CEST | Update | - |
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| article html file updated | 11 January 2018 10:00 CET | Update | - |
| article xml uploaded. | 11 January 2018 09:59 CET | Update | https://www.mdpi.com/2075-4701/8/1/25/xml |
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| article pdf uploaded. | 11 January 2018 09:59 CET | Updated version of record | https://www.mdpi.com/2075-4701/8/1/25/pdf |
| article html file updated | 1 January 2018 11:01 CET | Original file | - |
| article pdf uploaded. | 1 January 2018 10:59 CET | Version of Record | https://www.mdpi.com/2075-4701/8/1/25/pdf-vor |
