Lyle, R. E., Anderson, P. S., The Reduction of Nitrogen Heterocycles with Complex

Lyle, R. E., Anderson, P. S., The Reduction of Nitrogen Heterocycles with Complex Metal Hydrides, 6, 45. 

The reduction of nitrogen heterocycles with complex metal hydrides , Lyle, R. E. and Anderson, P S., Adv. Heterocycl Chem., 1966, 6, 46 The reduction of nitrogen heterocycles with complex metal hydrides , Keay, J. G., ibid., 1986, 39, 1. 

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