LEGO MOC Aeroplane 42052 C Model by BrickFlux | Rebrickable - Build with LEGO
BrickLink - Set 42052-1 : LEGO Heavy Lift Helicopter [Technic:Model:Airport] - BrickLink Reference Catalog
Review: 42052 Heavy Lift Helicopter | Brickset: LEGO set guide and database
BrickLink - Part 62531pb043R : LEGO Technic, Panel Curved 11 x 3 with Black 'OK-MLX' and Dark Bluish Gray and Orange Stripes Pattern Model Right Side (Sticker) - Set 42052 [Technic, Panel, Decorated] - BrickLink Reference Catalog