@incollection{Krastanov12, author = {Z. Denkova and A. Krastanov}, title = {Development of New Products: Probiotics and Probiotic Foods}, booktitle = {Probiotics}, publisher = {IntechOpen}, address = {Rijeka}, year = {2012}, editor = {Everlon Cid Rigobelo}, chapter = {4}, doi = {10.5772/47827}, url = {https://doi.org/10.5772/47827} }