1. Handbook of Mathematical Functions;Abramowitz,1972
2. Conduction of Heat in Solids;Carslaw,1959
3. Mathematical Handbook for Scientists and Engineers;Korn,1968
4. Attainment of temperature equilibrium in holes during drilling;Manetti;Geothermics,1973
5. Numerical inversion of Laplace transforms;Stehfest;Communications of the A.C.M.,1970