2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/64173We describe a deformation quantization of a modification of Poisson geometry by a closed 3-form. Under suitable conditions it gives rise to a stack of algebras. The basic object used for this aim is a kind of families of Poisson structures given by a Maurer-Cartan equation; they are easily quantized using Kontsevich's Formality theorem.7 pages, 3 figuresQuantum AlgebraSymplectic Geometrytext