| article html file updated | 8 February 2020 02:27 CET | Update | https://www.mdpi.com/2072-666X/8/4/98 |
| article html file updated | 24 September 2019 01:22 CEST | Update | - |
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| article html file updated | 15 October 2018 05:27 CEST | Update | - |
| article html file updated | 28 April 2017 07:04 CEST | Update | - |
| article html file updated | 29 March 2017 05:59 CEST | Original file | - |
| article xml uploaded. | 29 March 2017 05:52 CEST | Update | https://www.mdpi.com/2072-666X/8/4/98/xml |
| article pdf uploaded. | 29 March 2017 05:52 CEST | Version of Record | https://www.mdpi.com/2072-666X/8/4/98/pdf |
