2021 57 | | | | | | | APP | | | | ︹ 2021 ︺ 14 | | | | | | | | | APP | | | | | | | | | | | | | | | | | | | | | ︹ 2021 | ︺14 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | ︹ 2021︺8 | | | | | | | | | | | | | | | 2021 8 6 | | | | | |