| article html file updated | 8 February 2020 03:47 CET | Update | https://www.mdpi.com/2072-666X/8/4/128 |
| article html file updated | 24 September 2019 08:58 CEST | Update | - |
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| article html file updated | 15 October 2018 05:35 CEST | Update | - |
| article html file updated | 28 April 2017 07:11 CEST | Update | - |
| article html file updated | 18 April 2017 08:31 CEST | Original file | - |
| article xml uploaded. | 18 April 2017 08:30 CEST | Original file | https://www.mdpi.com/2072-666X/8/4/128/xml |
| article pdf uploaded. | 18 April 2017 08:30 CEST | Version of Record | https://www.mdpi.com/2072-666X/8/4/128/pdf |
