Abstract HURTADO OROBIO, Edwin; DEL RISCO MORENO, Efraín and GONZALEZ BETANCOURT, Mauricio. Measured pressures on the basis of bottom slab with gaps in the flow direction in a channel. Rev. fac. ing. univ. Antioquia [online]. 2009, n. 47, pp. 39-52. ISSN 0120-6230.