@article{25631, author = {Jiann Yang and William Pitts and Marco Fernandez and Kuldeep Prasad}, title = {Measurements of effective diffusion coefficients of helium and hydrogen through gypsum}, year = {2013}, month = {2013-07-03}, publisher = {International Journal of Hydrogen Energy}, url = {https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=914193}, language = {en}, }