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| article html file updated | 26 March 2020 12:58 CET | Original file | - |
| article pdf uploaded. | 26 March 2020 12:57 CET | Updated version of record | https://www.mdpi.com/2311-5637/6/1/26/pdf |
| article xml uploaded. | 26 March 2020 12:57 CET | Update | https://www.mdpi.com/2311-5637/6/1/26/xml |
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| article pdf uploaded. | 24 February 2020 10:26 CET | Updated version of record | https://www.mdpi.com/2311-5637/6/1/26/pdf-vor |
| article supplementary file uploaded. | 14 February 2020 14:13 CET | - | https://www.mdpi.com/2311-5637/6/1/26#supplementary |
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