| article html file updated | 9 February 2020 13:50 CET | Update | https://www.mdpi.com/2072-6651/10/4/157 |
| article html file updated | 2 October 2019 15:01 CEST | Update | - |
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| article xml uploaded. | 16 April 2018 10:21 CEST | Update | https://www.mdpi.com/2072-6651/10/4/157/xml |
| article pdf uploaded. | 16 April 2018 10:21 CEST | Updated version of record | https://www.mdpi.com/2072-6651/10/4/157/pdf |
| article html file updated | 16 April 2018 05:12 CEST | Original file | - |
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