By Euler, Leonhard, Blanton, J.D.
By Arbarello, Enrico, Cornalba, Maurizio, Griffiths, Phillip, Harris, Joseph Daniel
By bluman, George
By Higgins, John Rowland, Higgins, J. R., Higgins
By Sutherland, W. A.
By Edwards, C. Henry, Penney, David E.
By Esposito, Chiara
By Priestley, H. A.
By Jiang, Chunlan, Wang, Zongyao
By Trivieri, Lawrence A.
By Karapetiants, Nikolai, Samko, Stefan
By Tas, K., Tenreiro Machado, J.A., Baleanu, D.
By Zhang, Zhitao
By Iohara, Kenji, Koga, Yoshiyuki
By Prodan, Emil
By Bru, J.-B., de Siqueira Pedra, W.
By Spiegel, Murray R.
By De Nittis, Giuseppe, Lein, Max
By Stevens, Marco
By Timan, A.F.
By Zimmer, Robert J. J.
By Simmonds, James G.
By Doob, Joseph L.
By Adams, Robert A.
By Lebedev, N. N.
By Kreyszig, Erwin
By Robert E. Greene, Steven G. Krantz