@phdthesis{pmf:5780,
	author = {{Polić, Marijan}},
	title = {{Reprezentacije nekih podalgebri verteks algebre \(W_{1+\infty}\)}},
}
@phdthesis{pmf:1732,
	author = {{Megill, Norman Dwight}},
	title = {{Algebraic modelling of quantum mechanical equations in the finite- and infinite-dimensional Hilbert spaces}},
}