| article html file updated | 9 February 2020 02:22 CET | Update | https://www.mdpi.com/2078-2489/9/1/13 |
| article html file updated | 29 September 2019 18:15 CEST | Update | N/A |
| article html file updated | 2 May 2019 03:41 CEST | Update | N/A |
| article html file updated | 18 April 2019 01:49 CEST | Update | N/A |
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| article html file updated | 1 February 2018 11:22 CET | Update | N/A |
| article html file updated | 8 January 2018 16:30 CET | Original file | N/A |
| article xml uploaded. | 8 January 2018 16:29 CET | Original file | https://www.mdpi.com/2078-2489/9/1/13/xml |
| article pdf uploaded. | 8 January 2018 16:29 CET | Version of Record | https://www.mdpi.com/2078-2489/9/1/13/pdf |
