His poetry collections included From Zero to One (1973), Beyond Labels (1982) and Arbormundi (1982); Oāb, was published in two separate volumes in 1983 and 1985.[3] A short story collection, Daymares: Selected Fictions on Dreams and Time, was published posthumously in 1991.[3]
Zend was part of a trilogy of Toronto poets who published with HMS Press et al. The Three Roberts with Robert Sward and Robert Priest in 1984.