| article html file updated | 8 February 2020 07:46 CET | Update | https://www.mdpi.com/2073-4409/6/2/14 |
| article html file updated | 25 September 2019 05:51 CEST | Update | - |
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| article xml uploaded. | 13 June 2017 08:33 CEST | Update | https://www.mdpi.com/2073-4409/6/2/14/xml |
| article pdf uploaded. | 13 June 2017 08:33 CEST | Updated version of record | https://www.mdpi.com/2073-4409/6/2/14/pdf |
| article html file updated | 8 June 2017 11:58 CEST | Original file | - |
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