1. Secondary ion mass spectrometry measurements of isotopic ratios: correction for time varying count rate
2. Ratio estimation in SIMS analysis
3. Digital Library of Mathematical Functions, National Institute of Standards and Technology, 2010, ch. 8
4. Digital Library of Mathematical Functions, National Institute of Standards and Technology, 2010, ch. 13
5. A. Prudnikov , Y.Brychkov and O.Marichev, in More Special Functions, Gordon and Breach, 1986, vol. 3, p. 409