| article html file updated | 9 February 2020 07:52 CET | Update | https://www.mdpi.com/2079-6412/8/3/88 |
| article html file updated | 1 October 2019 02:25 CEST | Update | - |
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| article xml uploaded. | 21 March 2018 10:51 CET | Update | https://www.mdpi.com/2079-6412/8/3/88/xml |
| article pdf uploaded. | 21 March 2018 10:51 CET | Updated version of record | https://www.mdpi.com/2079-6412/8/3/88/pdf |
| article html file updated | 27 February 2018 17:34 CET | Original file | - |
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| article pdf uploaded. | 27 February 2018 17:32 CET | Version of Record | https://www.mdpi.com/2079-6412/8/3/88/pdf-vor |