| article html file updated | 6 February 2020 15:01 CET | Update | https://www.mdpi.com/1420-3049/20/1/900 |
| article html file updated | 20 September 2019 16:43 CEST | Update | - |
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| article html file updated | 21 August 2015 05:27 CEST | Update | - |
| article html file updated | 27 January 2015 11:10 CET | Original file | - |
| article xml file uploaded | 27 January 2015 11:10 CET | Original file | https://www.mdpi.com/1420-3049/20/1/900/xml |
| article pdf uploaded. | 8 January 2015 14:31 CET | Version of Record | https://www.mdpi.com/1420-3049/20/1/900/pdf |
