| article html file updated | 8 February 2020 08:12 CET | Update | https://www.mdpi.com/2078-2489/8/2/65 |
| article html file updated | 25 September 2019 07:54 CEST | Update | N/A |
| article html file updated | 3 May 2019 17:38 CEST | Update | N/A |
| article html file updated | 28 June 2017 13:50 CEST | Update | N/A |
| article html file updated | 15 June 2017 05:46 CEST | Original file | N/A |
| article xml uploaded. | 15 June 2017 05:44 CEST | Update | https://www.mdpi.com/2078-2489/8/2/65/xml |
| article pdf uploaded. | 15 June 2017 05:44 CEST | Updated version of record | https://www.mdpi.com/2078-2489/8/2/65/pdf |
| article pdf uploaded. | 13 June 2017 13:17 CEST | Version of Record | https://www.mdpi.com/2078-2489/8/2/65/pdf-vor |
