article html file updated | 30 August 2025 00:16 CEST | Update | https://www.mdpi.com/2072-6643/9/1/81 |
article html file updated | 16 July 2022 04:36 CEST | Update | - |
article html file updated | 7 February 2020 21:54 CET | Update | - |
article html file updated | 22 September 2019 23:49 CEST | Update | - |
article html file updated | 4 May 2019 14:13 CEST | Update | - |
article html file updated | 7 February 2017 12:30 CET | Update | - |
article html file updated | 21 January 2017 04:23 CET | Original file | - |
article xml uploaded. | 21 January 2017 04:21 CET | Original file | https://www.mdpi.com/2072-6643/9/1/81/xml |
article pdf uploaded. | 21 January 2017 04:21 CET | Version of Record | https://www.mdpi.com/2072-6643/9/1/81/pdf |