| article html file updated | 7 February 2020 22:33 CET | Update | https://www.mdpi.com/2072-666X/8/2/41 |
| article html file updated | 23 September 2019 03:18 CEST | Update | - |
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| article html file updated | 15 October 2018 05:21 CEST | Update | - |
| article html file updated | 1 March 2017 07:53 CET | Update | - |
| article html file updated | 13 February 2017 05:30 CET | Original file | - |
| article xml uploaded. | 13 February 2017 05:29 CET | Original file | https://www.mdpi.com/2072-666X/8/2/41/xml |
| article pdf uploaded. | 13 February 2017 05:29 CET | Updated version of record | https://www.mdpi.com/2072-666X/8/2/41/pdf |
| article pdf uploaded. | 1 February 2017 13:06 CET | Version of Record | https://www.mdpi.com/2072-666X/8/2/41/pdf-vor |
