| article html file updated | 24 December 2025 13:34 CET | Update | https://www.mdpi.com/2076-3263/3/1/63 |
| article html file updated | 28 September 2025 19:15 CEST | Update | - |
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| article html file updated | 8 February 2013 09:40 CET | Update | - |
| article html file updated | 7 February 2013 17:59 CET | Original file | - |
| article pdf uploaded. | 25 January 2013 16:10 CET | Updated version of record | https://www.mdpi.com/2076-3263/3/1/63/pdf |
| article pdf uploaded. | 25 January 2013 09:13 CET | Version of Record | - |
