@book{22719,
	author = {Pindera, J.T.},
	title = {On the actual three-dimensional stresses in notches and cracks},
	url = {https://drive.google.com/file/d/1gTiEfdaUd9qgCt4rku1HpY5jY8rlP_HH/view?usp=drivesdk}
}