Level dependence of the variance of the number of level-crossing points of a stationary Gaussian process (Corresp.). - Hiroshi Sato; Masami Tanabe (IEEE Trans. Inf. Theory, 1979)

The multipeak property of the distribution densities of the level-crossing intervals of a Gaussian random process. - T. Mimaki; Masami Tanabe; Dietrich Wolf (IEEE Trans. Inf. Theory, 1981)