| article html file updated | 8 February 2020 05:32 CET | Update | https://www.mdpi.com/2073-4441/9/5/338 |
| article html file updated | 24 September 2019 18:12 CEST | Update | - |
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| article html file updated | 1 June 2017 05:02 CEST | Update | - |
| article html file updated | 23 May 2017 04:00 CEST | Update | - |
| article html file updated | 10 May 2017 12:42 CEST | Original file | - |
| article xml uploaded. | 10 May 2017 12:40 CEST | Original file | https://www.mdpi.com/2073-4441/9/5/338/xml |
| article pdf uploaded. | 10 May 2017 12:40 CEST | Version of Record | https://www.mdpi.com/2073-4441/9/5/338/pdf |
