| article html file updated | 9 February 2020 04:58 CET | Update | https://www.mdpi.com/2073-4360/10/2/136 |
| article html file updated | 30 September 2019 09:08 CEST | Update | - |
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| article xml uploaded. | 31 January 2018 07:05 CET | Original file | https://www.mdpi.com/2073-4360/10/2/136/xml |
| article pdf uploaded. | 31 January 2018 07:05 CET | Version of Record | https://www.mdpi.com/2073-4360/10/2/136/pdf |