Paul E. Cohen. Iterated Forcing without Boolean Algebras. Math. Log. Q., 24(19-24):323-324, 1978. [doi]
@article{Cohen78a, title = {Iterated Forcing without Boolean Algebras}, author = {Paul E. Cohen}, year = {1978}, doi = {10.1002/malq.19780241907}, url = {http://dx.doi.org/10.1002/malq.19780241907}, researchr = {https://researchr.org/publication/Cohen78a}, cites = {0}, citedby = {0}, journal = {Math. Log. Q.}, volume = {24}, number = {19-24}, pages = {323-324}, }