| article html file updated | 6 February 2020 14:46 CET | Update | https://www.mdpi.com/1422-0067/16/1/307 |
| article html file updated | 7 May 2019 03:20 CEST | Update | - |
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| article html file updated | 21 August 2015 04:51 CEST | Update | - |
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| article xml file uploaded | 28 January 2015 02:01 CET | Original file | https://www.mdpi.com/1422-0067/16/1/307/xml |
| article pdf uploaded. | 25 December 2014 04:18 CET | Version of Record | https://www.mdpi.com/1422-0067/16/1/307/pdf |
