| article html file updated | 18 August 2020 04:23 CEST | Original file | https://www.mdpi.com/2306-5338/7/3/57 |
| article pdf uploaded. | 18 August 2020 04:19 CEST | Updated version of record | https://www.mdpi.com/2306-5338/7/3/57/pdf |
| article xml uploaded. | 18 August 2020 04:19 CEST | Update | https://www.mdpi.com/2306-5338/7/3/57/xml |
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| article pdf uploaded. | 15 August 2020 09:43 CEST | Updated version of record | https://www.mdpi.com/2306-5338/7/3/57/pdf-vor |
| article pdf uploaded. | 15 August 2020 09:43 CEST | Version of Record | https://www.mdpi.com/2306-5338/7/3/57/pdf-vor |
