Manuel Lerman. Degrees which do not bound minimal degrees. Annals of Pure and Applied Logic, 30(3):249-276, 1986. [doi]
@article{Lerman86,
title = {Degrees which do not bound minimal degrees},
author = {Manuel Lerman},
year = {1986},
doi = {10.1016/0168-0072(86)90022-9},
url = {http://dx.doi.org/10.1016/0168-0072(86)90022-9},
researchr = {https://researchr.org/publication/Lerman86},
cites = {0},
citedby = {0},
journal = {Annals of Pure and Applied Logic},
volume = {30},
number = {3},
pages = {249-276},
}