
I read it
in the Journal of American Neuroscience.
The Big Bang Theory Season 1, Episode 3

See the paper in The American
Physics Journal on supersolids?
The Big Bang Theory Season 4, Episode 3

I didn't know you had a JOURNAL.
The Big Bang Theory Season 9, Episode 9

Research JOURNAL, entry one.
The Big Bang Theory Season 3, Episode 10

- Really? Your potty-training JOURNAL?
- Yeah.
The Big Bang Theory Season 6, Episode 3