<A HREF="https://www.academia.edu/32658446/On_a_class_of_Hamiltonian_laceable_3_regular_graphs">On a class of Hamiltonian laceable 3-regular graphs</A>, contains the definition of the brick product of even cycles, with figures showing examples. See also <A HREF="https://doisrpska.nub.rs/index.php/IMVI/article/view/4325/4146">Rainbow connection in brick product graphs</A>. <IMG SRC="https://ilorentz.org/beenakker/MO/brickproduct_1.png" WIDTH="400"/> <IMG SRC="https://ilorentz.org/beenakker/MO/brickproduct_2.png" WIDTH="400"/>