| article html file updated | 9 February 2020 10:27 CET | Update | https://www.mdpi.com/2308-3417/3/1/12 |
| article html file updated | 1 October 2019 18:45 CEST | Update | - |
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| article xml uploaded. | 20 March 2018 13:34 CET | Update | https://www.mdpi.com/2308-3417/3/1/12/xml |
| article pdf uploaded. | 20 March 2018 13:34 CET | Updated version of record | https://www.mdpi.com/2308-3417/3/1/12/pdf |
| article html file updated | 20 March 2018 08:06 CET | Original file | - |
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