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| article pdf uploaded. | 22 November 2018 10:47 CET | Updated version of record | https://www.mdpi.com/2075-4701/8/12/977/pdf |
| article html file updated | 22 November 2018 10:43 CET | Update | N/A |
| article pdf uploaded. | 22 November 2018 10:41 CET | Updated version of record | https://www.mdpi.com/2075-4701/8/12/977/pdf-vor |
| article xml uploaded. | 22 November 2018 10:41 CET | Update | https://www.mdpi.com/2075-4701/8/12/977/xml |
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| article html file updated | 22 November 2018 08:51 CET | Original file | N/A |
| article pdf uploaded. | 22 November 2018 08:50 CET | Version of Record | https://www.mdpi.com/2075-4701/8/12/977/pdf-vor |
| article xml uploaded. | 22 November 2018 08:50 CET | Update | N/A |
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