| article html file updated | 7 February 2020 22:05 CET | Update | https://www.mdpi.com/2072-666X/8/2/32 |
| article html file updated | 23 September 2019 00:47 CEST | Update | - |
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| article html file updated | 15 October 2018 05:19 CEST | Update | - |
| article html file updated | 1 March 2017 07:50 CET | Update | - |
| article html file updated | 24 January 2017 10:44 CET | Update | - |
| article xml uploaded. | 24 January 2017 10:42 CET | Update | https://www.mdpi.com/2072-666X/8/2/32/xml |
| article pdf uploaded. | 24 January 2017 10:42 CET | Updated version of record | https://www.mdpi.com/2072-666X/8/2/32/pdf |
| article html file updated | 24 January 2017 06:29 CET | Original file | - |
| article xml uploaded. | 24 January 2017 06:27 CET | Original file | - |
| article pdf uploaded. | 24 January 2017 06:27 CET | Version of Record | https://www.mdpi.com/2072-666X/8/2/32/pdf-vor |
