@article{articlebf635b5b, title = {Development of callus-like structures and plant regeneration in thallus segments of grateloupia filiformis kutzing ( rhodophyta )}, author = {Yokoya, Nair Sumie and GuimarĂ£es, S M P B and Handro, Walter}, year = {1993}, doi = {10.1007/bf00049049}, journal = {Hydrobiologia} }