| article html file updated | 6 February 2020 08:14 CET | Update | https://www.mdpi.com/1422-0067/15/4/5446 |
| article html file updated | 7 May 2019 16:39 CEST | Update | N/A |
| article html file updated | 21 March 2019 14:40 CET | Update | N/A |
| article html file updated | 20 August 2015 01:32 CEST | Update | N/A |
| article html file updated | 12 May 2014 11:36 CEST | Update | N/A |
| article xml file uploaded | 12 May 2014 11:36 CEST | Update | https://www.mdpi.com/1422-0067/15/4/5446/xml |
| article html file updated | 12 May 2014 10:38 CEST | Original file | N/A |
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| article supplementary file uploaded. | 28 March 2014 09:49 CET | - | https://www.mdpi.com/1422-0067/15/4/5446#supplementary |
| article pdf uploaded. | 28 March 2014 09:49 CET | Version of Record | https://www.mdpi.com/1422-0067/15/4/5446/pdf |