A. Kumar, D. Kuckling, and L. Nebhani, “Quinuclidine-Immobilized Porous Polymeric Microparticles as a Compelling Catalyst for the Baylis–Hillman Reaction,”10.1021/acsapm.2c01330__ACS Applied Polymer Materials, vol. 4, no. 12, pp. 8996–9005, 2022, doi:10.1021/acsapm.2c01330 .