• Consumption of Estonian phosphorite [Online resource]Tamm, Kadriann; Kuusik, Rein, keemik; Veiderma, Mihkel; Tõnsuaadu, KaiaCombined set of posters presented at ESPC32018 / [1] p. : ill https://phosphorusplatform.eu/images/Conference/ESPC3/Outcomes/ESPC3-Posters-Combined-v2018-10-17-reduced.pdf