| article html file updated | 5 February 2020 21:17 CET | Update | https://www.mdpi.com/2218-273X/2/3/350 |
| article html file updated | 19 September 2019 12:06 CEST | Update | - |
| article html file updated | 8 May 2019 16:15 CEST | Update | - |
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| article html file updated | 15 June 2018 10:21 CEST | Update | - |
| article html file updated | 17 June 2015 01:13 CEST | Update | - |
| article html file updated | 12 May 2014 15:30 CEST | Update | - |
| article xml file uploaded | 12 May 2014 15:29 CEST | Original file | https://www.mdpi.com/2218-273X/2/3/350/xml |
| article html file updated | 7 February 2013 13:44 CET | Update | - |
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| article html file updated | 29 January 2013 05:28 CET | Update | - |
| article html file updated | 26 January 2013 14:38 CET | Update | - |
| article html file updated | 23 January 2013 22:31 CET | Original file | - |
