| article html file updated | 9 February 2020 06:16 CET | Update | https://www.mdpi.com/2072-6694/10/2/48 |
| article html file updated | 30 September 2019 17:10 CEST | Update | - |
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| article html file updated | 14 March 2018 08:28 CET | Update | - |
| article html file updated | 11 February 2018 07:47 CET | Original file | - |
| article xml uploaded. | 11 February 2018 07:46 CET | Original file | https://www.mdpi.com/2072-6694/10/2/48/xml |
| article pdf uploaded. | 11 February 2018 07:46 CET | Version of Record | https://www.mdpi.com/2072-6694/10/2/48/pdf |
