| article html file updated | 15 August 2026 13:24 CEST | Update | https://www.mdpi.com/1996-1073/12/1/41 |
| article html file updated | 11 February 2020 05:02 CET | Update | N/A |
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| article pdf uploaded. | 24 December 2018 09:16 CET | Version of Record | https://www.mdpi.com/1996-1073/12/1/41/pdf |
| article xml uploaded. | 24 December 2018 09:16 CET | Update | https://www.mdpi.com/1996-1073/12/1/41/xml |
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