| article html file updated | 9 February 2020 02:02 CET | Update | https://www.mdpi.com/2073-4360/10/1/45 |
| article html file updated | 29 September 2019 16:24 CEST | Update | N/A |
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| article html file updated | 6 February 2018 07:45 CET | Update | N/A |
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| article html file updated | 4 January 2018 16:16 CET | Original file | N/A |
| article xml uploaded. | 4 January 2018 16:14 CET | Original file | https://www.mdpi.com/2073-4360/10/1/45/xml |
| article pdf uploaded. | 4 January 2018 16:14 CET | Version of Record | https://www.mdpi.com/2073-4360/10/1/45/pdf |
