TY - RPRT TI - Finite difference calculations of buoyant convection in an enclosure Part I : the basic algorithm AU - Baum, Howard AU - Rehm, Ronald G AU - Barnett, P Darcy AU - Corley, Daniel M PY - 1981 PB - National Bureau of Standards CY - Gaithersburg, MD SN - NBS IR 81-2385 DO - 10.6028/NBS.IR.81-2385 ER -