| article html file updated | 9 February 2020 04:54 CET | Update | https://www.mdpi.com/2071-1050/10/2/351 |
| article html file updated | 30 September 2019 08:48 CEST | Update | N/A |
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| article html file updated | 30 January 2018 15:06 CET | Original file | N/A |
| article xml uploaded. | 30 January 2018 15:05 CET | Original file | https://www.mdpi.com/2071-1050/10/2/351/xml |
| article pdf uploaded. | 30 January 2018 15:05 CET | Version of Record | https://www.mdpi.com/2071-1050/10/2/351/pdf |