2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/44877We derive general relations among hadronic form factors involving one heavy meson $b\bar{q}$ and another, not necessarily heavy, meson $Q\bar{q}$. The relations are valid to all orders of mass corrections of $m_Q$ .11 pages, UTPT-93-16High Energy Physics - Phenomenologytext