(ZH) Wang DF, Shang JY, Yu QH, Analgesic and anti-inflammatory effects of the flower of Althaea rosea (L.) Cav, in Zhongguo Zhong Yao Za Zhi, vol. 14, n. 1, gennaio 1989, pp. 46–8, 64, PMID2504193.
Papiez M, Histochemical changes in the Leydig cells of rats drinking the aqueous hollyhock extract, in Folia Histochem. Cytobiol., vol. 39, n. 2, 2001, pp. 219–20, PMID11374834.
M. Papiez, M. Gancarczyk; B. Bilińska, The compounds from the hollyhock extract (Althaea rosea Cav. var. nigra) affect the aromatization in rat testicular cells in vivo and in vitro., in Folia Histochem Cytobiol, vol. 40, n. 4, 2002, pp. 353-9, PMID12502186.
M. Dudek, I. Matławska; M. Szkudlarek, Phenolic acids in the flowers of Althaea rosea var. nigra., in Acta Pol Pharm, vol. 63, n. 3, pp. 207-11, PMID20085226.