| article html file updated | 5 February 2020 17:49 CET | Update | https://www.mdpi.com/2072-4292/3/8/1663 |
| article html file updated | 8 May 2019 23:44 CEST | Update | N/A |
| article html file updated | 20 March 2019 08:51 CET | Update | N/A |
| article html file updated | 19 July 2017 06:12 CEST | Update | N/A |
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| article html file updated | 19 July 2017 06:10 CEST | Original file | N/A |
| article xml uploaded. | 19 July 2017 06:08 CEST | Original file | https://www.mdpi.com/2072-4292/3/8/1663/xml |
