@incollection{Kosturkova13, author = {Krasimira Tasheva and Georgina Kosturkova}, title = {Role of Biotechnology for Protection of Endangered Medicinal Plants}, booktitle = {Environmental Biotechnology}, publisher = {IntechOpen}, address = {Rijeka}, year = {2013}, editor = {Marian Petre}, chapter = {11}, doi = {10.5772/55024}, url = {https://doi.org/10.5772/55024} }