| article html file updated | 14 August 2026 13:44 CEST | Update | https://www.mdpi.com/1996-1073/10/4/505 |
| article html file updated | 8 February 2020 03:11 CET | Update | N/A |
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| article html file updated | 8 April 2017 13:27 CEST | Original file | N/A |
| article xml uploaded. | 8 April 2017 13:26 CEST | Original file | https://www.mdpi.com/1996-1073/10/4/505/xml |
| article pdf uploaded. | 8 April 2017 13:26 CEST | Version of Record | https://www.mdpi.com/1996-1073/10/4/505/pdf |
