| article html file updated | 10 February 2020 18:34 CET | Update | https://www.mdpi.com/1422-8599/2018/4/M1027 |
| article html file updated | 9 October 2019 18:07 CEST | Update | - |
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| article html file updated | 29 October 2018 16:05 CET | Update | - |
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| article xml uploaded. | 29 October 2018 16:04 CET | Update | https://www.mdpi.com/1422-8599/2018/4/M1027/xml |
| article pdf uploaded. | 29 October 2018 16:04 CET | Updated version of record | https://www.mdpi.com/1422-8599/2018/4/M1027/pdf |
| article xml uploaded. | 29 October 2018 16:02 CET | Update | - |
| article xml uploaded. | 29 October 2018 16:02 CET | Original file | - |
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