An explicit formula for ___ has been derived in .
: Alice and Bob, Journal of Academia StackExchange, Vol 1 Iss 1, 2016
Problem is, the paper cited could very well include lots and lots of formulas. The desired formula might just be one of many results presented, and it might not be the central one.
Why don't authors write the reference as Alice and Bob, ... 2016, Equation 12? Even just giving the section name helps identify the relevant part of the reference, and it'd be a great time saver. However, I don't think I've ever seen anyone try this in formal publications. Why?