| article html file updated | 7 February 2020 10:18 CET | Update | https://www.mdpi.com/2220-9964/5/6/96 |
| article html file updated | 5 May 2019 12:41 CEST | Update | - |
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| article html file updated | 29 June 2016 05:47 CEST | Update | - |
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| article xml uploaded. | 17 June 2016 09:18 CEST | Original file | https://www.mdpi.com/2220-9964/5/6/96/xml |
| article pdf uploaded. | 17 June 2016 09:18 CEST | Version of Record | https://www.mdpi.com/2220-9964/5/6/96/pdf |
