Production of scalar Higgs and pseudoscalar Higgs in multi-Higgs doublet models at colliders Eri Asakawa, Jun-ichi Kamoshita, Akio Sugamoto and Isamu WatanabeEur. Phys. J. C, 14 2 (2000) 335-345DOI: https://doi.org/epjc/v14/p335(epjc0347)