| article html file updated | 9 February 2020 07:55 CET | Update | https://www.mdpi.com/1996-1073/11/3/510 |
| article html file updated | 1 October 2019 02:44 CEST | Update | - |
| article html file updated | 1 May 2019 15:44 CEST | Update | - |
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| article html file updated | 27 March 2018 05:32 CEST | Update | - |
| article html file updated | 28 February 2018 11:06 CET | Original file | - |
| article xml uploaded. | 28 February 2018 11:05 CET | Original file | https://www.mdpi.com/1996-1073/11/3/510/xml |
| article pdf uploaded. | 28 February 2018 11:05 CET | Updated version of record | https://www.mdpi.com/1996-1073/11/3/510/pdf |
| article pdf uploaded. | 27 February 2018 16:58 CET | Version of Record | https://www.mdpi.com/1996-1073/11/3/510/pdf-vor |