GPTSG: A Genetic Programming Test Suite Generator Using Information Theory Measures. - Alfredo Ibias; David Griñán; Manuel Núñez 001 (IWANN (1), 2019)

Grammar-based Tree Swarm Optimization. - David Griñán; Alfredo Ibias; Manuel Núñez 001 (SMC, 2019)

Generating Tree Inputs for Testing using Evolutionary Computation Techniques. - David Griñán; Alfredo Ibias (CEC, 2020)