| article html file updated | 9 February 2020 02:03 CET | Update | https://www.mdpi.com/1660-4601/15/1/72 |
| article html file updated | 29 September 2019 16:32 CEST | Update | - |
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| article html file updated | 31 January 2018 08:35 CET | Update | - |
| article html file updated | 5 January 2018 06:44 CET | Original file | - |
| article xml uploaded. | 5 January 2018 06:43 CET | Original file | https://www.mdpi.com/1660-4601/15/1/72/xml |
| article pdf uploaded. | 5 January 2018 06:43 CET | Version of Record | https://www.mdpi.com/1660-4601/15/1/72/pdf |
