| article html file updated | 10 February 2020 19:16 CET | Update | https://www.mdpi.com/2304-6732/5/4/45 |
| article html file updated | 9 October 2019 22:15 CEST | Update | - |
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| article pdf uploaded. | 2 November 2018 05:29 CET | Updated version of record | https://www.mdpi.com/2304-6732/5/4/45/pdf |
| article xml uploaded. | 2 November 2018 05:29 CET | Update | https://www.mdpi.com/2304-6732/5/4/45/xml |
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| article html file updated | 2 November 2018 05:13 CET | Original file | - |
| article pdf uploaded. | 2 November 2018 05:12 CET | Version of Record | - |
| article xml uploaded. | 2 November 2018 05:12 CET | Update | - |
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