@inproceedings{inproceedingsf1bb53f1, title = {Construction and calibration of a system for measuring low air flow velocities in natural convection heat transfer processes}, author = {Rocha, A C B and Marinho, G S and Hildebrandt Junior, L and Celere, S W}, year = {1996}, publisher = {Abcm}, booktitle = {Congresso Brasileiro de Engenharia e Ciencias Termicas} }