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| article html file updated | 9 April 2020 04:45 CEST | Original file | N/A |
| article pdf uploaded. | 9 April 2020 04:43 CEST | Updated version of record | https://www.mdpi.com/2306-5338/7/2/20/pdf |
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| article pdf uploaded. | 1 April 2020 12:54 CEST | Updated version of record | https://www.mdpi.com/2306-5338/7/2/20/pdf-vor |
| article pdf uploaded. | 29 March 2020 09:56 CEST | Updated version of record | https://www.mdpi.com/2306-5338/7/2/20/pdf-vor |
| article xml file uploaded | 29 March 2020 09:56 CEST | Update | N/A |
| article pdf uploaded. | 29 March 2020 09:52 CEST | Version of Record | https://www.mdpi.com/2306-5338/7/2/20/pdf-vor |
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