| article html file updated | 5 February 2020 23:54 CET | Update | https://www.mdpi.com/1422-0067/14/1/1335 |
| article html file updated | 8 May 2019 10:01 CEST | Update | - |
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| article html file updated | 17 June 2015 05:22 CEST | Update | - |
| article html file updated | 8 February 2013 12:33 CET | Original file | - |
| article xml file uploaded | 8 February 2013 12:32 CET | Original file | https://www.mdpi.com/1422-0067/14/1/1335/xml |
| article pdf uploaded. | 24 January 2013 09:07 CET | Version of Record | https://www.mdpi.com/1422-0067/14/1/1335/pdf |
