| article html file updated | 8 February 2020 01:40 CET | Update | https://www.mdpi.com/2072-666X/8/3/91 |
| article html file updated | 23 September 2019 20:58 CEST | Update | N/A |
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| article xml uploaded. | 17 March 2017 12:17 CET | Original file | https://www.mdpi.com/2072-666X/8/3/91/xml |
| article pdf uploaded. | 17 March 2017 12:17 CET | Version of Record | https://www.mdpi.com/2072-666X/8/3/91/pdf |
