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| article html file updated | 24 February 2018 02:16 CET | Update | N/A |
| article xml uploaded. | 24 February 2018 02:15 CET | Update | https://www.mdpi.com/2071-1050/10/2/519/xml |
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| article pdf uploaded. | 24 February 2018 02:15 CET | Updated version of record | https://www.mdpi.com/2071-1050/10/2/519/pdf |
| article html file updated | 19 February 2018 18:15 CET | Original file | N/A |
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| article pdf uploaded. | 19 February 2018 18:13 CET | Updated version of record | https://www.mdpi.com/2071-1050/10/2/519/pdf-vor |
| article pdf uploaded. | 14 February 2018 19:06 CET | Version of Record | https://www.mdpi.com/2071-1050/10/2/519/pdf-vor |
