| article html file updated | 10 February 2020 02:51 CET | Update | https://www.mdpi.com/2220-9964/7/8/296 |
| article html file updated | 5 October 2019 23:12 CEST | Update | - |
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| article pdf uploaded. | 25 July 2018 10:12 CEST | Updated version of record | https://www.mdpi.com/2220-9964/7/8/296/pdf |
| article xml uploaded. | 25 July 2018 10:12 CEST | Update | https://www.mdpi.com/2220-9964/7/8/296/xml |
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