| article html file updated | 9 February 2020 03:51 CET | Update | https://www.mdpi.com/2073-4360/10/2/106 |
| article html file updated | 30 September 2019 02:47 CEST | Update | - |
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| article xml uploaded. | 23 January 2018 08:20 CET | Update | https://www.mdpi.com/2073-4360/10/2/106/xml |
| article html file updated | 23 January 2018 05:40 CET | Original file | - |
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| article pdf uploaded. | 23 January 2018 05:39 CET | Version of Record | https://www.mdpi.com/2073-4360/10/2/106/pdf |