| article html file updated | 9 February 2020 01:44 CET | Update | https://www.mdpi.com/1420-3049/23/1/56 |
| article html file updated | 29 September 2019 14:49 CEST | Update | - |
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| article html file updated | 2 January 2018 20:59 CET | Original file | - |
| article xml uploaded. | 2 January 2018 14:43 CET | Original file | https://www.mdpi.com/1420-3049/23/1/56/xml |
| article pdf uploaded. | 2 January 2018 14:43 CET | Version of Record | https://www.mdpi.com/1420-3049/23/1/56/pdf |
