Younes, M. A., L. A. Nicaise, and M. Bertrand. “MANGANESE’S EFFECT IN THE SHEET APOPLAST HIBISCUS SABDARIFFA L. VAR SABDARIFFA FOR 10 DAYS”. European Scientific Journal, ESJ, Vol. 11, no. 24, Aug. 2015, https://eujournal.org/index.php/esj/article/view/6099.