| article html file updated | 9 February 2020 06:16 CET | Update | https://www.mdpi.com/1996-1073/11/2/413 |
| article html file updated | 30 September 2019 17:09 CEST | Update | N/A |
| article html file updated | 1 May 2019 19:15 CEST | Update | N/A |
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| article html file updated | 14 March 2018 16:19 CET | Update | N/A |
| article html file updated | 11 February 2018 07:24 CET | Original file | N/A |
| article xml uploaded. | 11 February 2018 07:23 CET | Original file | https://www.mdpi.com/1996-1073/11/2/413/xml |
| article pdf uploaded. | 11 February 2018 07:23 CET | Version of Record | https://www.mdpi.com/1996-1073/11/2/413/pdf |
