| article html file updated | 8 February 2020 07:50 CET | Update | https://www.mdpi.com/2073-445X/6/2/38 |
| article html file updated | 25 September 2019 06:10 CEST | Update | - |
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| article html file updated | 30 June 2017 09:21 CEST | Update | - |
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| article xml uploaded. | 13 June 2017 04:47 CEST | Update | https://www.mdpi.com/2073-445X/6/2/38/xml |
| article pdf uploaded. | 13 June 2017 04:47 CEST | Updated version of record | https://www.mdpi.com/2073-445X/6/2/38/pdf |
| article html file updated | 12 June 2017 09:36 CEST | Update | - |
| article pdf uploaded. | 12 June 2017 09:35 CEST | Updated version of record | https://www.mdpi.com/2073-445X/6/2/38/pdf-vor |
| article html file updated | 9 June 2017 05:57 CEST | Original file | - |
| article pdf uploaded. | 9 June 2017 05:56 CEST | Version of Record | https://www.mdpi.com/2073-445X/6/2/38/pdf-vor |