| article html file updated | 12 August 2026 17:51 CEST | Update | https://www.mdpi.com/2079-6382/2/1/58 |
| article html file updated | 6 February 2020 00:34 CET | Update | N/A |
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| article pdf uploaded. | 18 February 2013 12:54 CET | Updated version of record | https://www.mdpi.com/2079-6382/2/1/58/pdf |
| article pdf uploaded. | 18 February 2013 10:02 CET | Version of Record | N/A |
