| article html file updated | 31 August 2025 08:03 CEST | Update | https://www.mdpi.com/2304-8158/9/1/37 |
| article html file updated | 19 July 2022 20:16 CEST | Update | - |
| article html file updated | 14 February 2020 23:36 CET | Update | - |
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| article pdf uploaded. | 21 January 2020 07:30 CET | Updated version of record | https://www.mdpi.com/2304-8158/9/1/37/pdf |
| article xml uploaded. | 21 January 2020 07:29 CET | Update | https://www.mdpi.com/2304-8158/9/1/37/xml |
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| article pdf uploaded. | 2 January 2020 10:18 CET | Version of Record | https://www.mdpi.com/2304-8158/9/1/37/pdf-vor |
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