@incollection{Sismanis19, author = {Panagiotis Sismanis}, title = {A Numerical Solution Model for the Heat Transfer in Octagonal Billets}, booktitle = {Heat and Mass Transfer}, publisher = {IntechOpen}, address = {Rijeka}, year = {2019}, editor = {Alfredo Iranzo}, chapter = {5}, doi = {10.5772/intechopen.84305}, url = {https://doi.org/10.5772/intechopen.84305} }