| article html file updated | 14 August 2026 01:20 CEST | Update | https://www.mdpi.com/2220-9964/4/3/1184 |
| article html file updated | 6 February 2020 20:36 CET | Update | N/A |
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| article html file updated | 21 August 2015 14:45 CEST | Original file | N/A |
| article pdf uploaded. | 14 July 2015 09:19 CEST | Updated version of record | https://www.mdpi.com/2220-9964/4/3/1184/pdf |
| article pdf uploaded. | 13 July 2015 16:03 CEST | Version of Record | https://www.mdpi.com/2220-9964/4/3/1184/pdf-vor |
