| article html file updated | 9 February 2020 03:48 CET | Update | https://www.mdpi.com/2075-4701/8/1/79 |
| article html file updated | 30 September 2019 02:31 CEST | Update | - |
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| article xml uploaded. | 21 January 2018 05:28 CET | Original file | https://www.mdpi.com/2075-4701/8/1/79/xml |
| article pdf uploaded. | 21 January 2018 05:28 CET | Version of Record | https://www.mdpi.com/2075-4701/8/1/79/pdf |
