| article html file updated | 9 February 2020 03:28 CET | Update | https://www.mdpi.com/2071-1050/10/1/240 |
| article html file updated | 30 September 2019 00:30 CEST | Update | N/A |
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| article html file updated | 18 January 2018 08:13 CET | Original file | N/A |
| article xml uploaded. | 18 January 2018 08:12 CET | Update | https://www.mdpi.com/2071-1050/10/1/240/xml |
| article xml uploaded. | 18 January 2018 08:12 CET | Original file | N/A |
| article pdf uploaded. | 18 January 2018 08:12 CET | Version of Record | https://www.mdpi.com/2071-1050/10/1/240/pdf |