| article html file updated | 8 February 2020 06:26 CET | Update | https://www.mdpi.com/1424-8247/10/2/48 |
| article html file updated | 3 May 2019 20:54 CEST | Update | - |
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| article html file updated | 22 May 2017 16:48 CEST | Original file | - |
| article xml uploaded. | 22 May 2017 16:47 CEST | Original file | https://www.mdpi.com/1424-8247/10/2/48/xml |
| article pdf uploaded. | 22 May 2017 16:47 CEST | Version of Record | https://www.mdpi.com/1424-8247/10/2/48/pdf |
