| article html file updated | 31 August 2025 10:47 CEST | Update | https://www.mdpi.com/2311-5637/6/1/20 |
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| article html file updated | 1 April 2020 22:17 CEST | Update | - |
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| article pdf uploaded. | 12 March 2020 03:41 CET | Updated version of record | https://www.mdpi.com/2311-5637/6/1/20/pdf |
| article xml uploaded. | 12 March 2020 03:41 CET | Update | https://www.mdpi.com/2311-5637/6/1/20/xml |
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| article supplementary file uploaded. | 5 February 2020 12:56 CET | - | https://www.mdpi.com/2311-5637/6/1/20#supplementary |
| article pdf uploaded. | 5 February 2020 12:56 CET | Version of Record | https://www.mdpi.com/2311-5637/6/1/20/pdf-vor |
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