TY - BOOK ID - 135431310 TI - The effect of the nature of surfaces on resistance, as tested on struts AU - Wieselsberger, Carl AU - United States. PY - 1921 PB - [Washington, D.C.] : National Advisory Committee for Aeronautics, DB - UniCat KW - Drag (Aerodynamics) KW - Skin friction (Aerodynamics) KW - Surface roughness. UR - https://www.unicat.be/uniCat?func=search&query=sysid:135431310 AB - ER -