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| article html file updated | 20 July 2022 02:18 CEST | Update | - |
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| article html file updated | 29 October 2019 09:24 CET | Update | - |
| article pdf uploaded. | 29 October 2019 09:23 CET | Updated version of record | https://www.mdpi.com/2311-5629/5/4/60/pdf |
| article xml uploaded. | 29 October 2019 09:23 CET | Update | https://www.mdpi.com/2311-5629/5/4/60/xml |
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| article html file updated | 29 October 2019 07:08 CET | Original file | - |
| article pdf uploaded. | 29 October 2019 07:06 CET | Updated version of record | https://www.mdpi.com/2311-5629/5/4/60/pdf-vor |
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| article pdf uploaded. | 2 October 2019 11:24 CEST | Version of Record | https://www.mdpi.com/2311-5629/5/4/60/pdf-vor |
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