1. Baber, R., 1991. 63 Epilogue: Future developments. In: McDermid, J.A. (Ed.), Software Engineer's Reference Book. Butterworth-Heineman, Halley Court, Jordan Hill, Oxford OX25EJ
2. Booch, G., 1994. Software Components with Ada. Benjamin/Cummings, Menlo Park, CA, pp. 75–88
3. No silver bullet: Essence and accidents of software engineering;Brooks;IEEE Comput.,1987
4. Dye D., 1994. Abstraction. In: Marciniak, J.J. (Ed.), Encyclopedia of Software Engineering. Wiley, New York
5. Ghezzi, C., Jazayer, M., Mandrioli, D., 1991. Fundamentals of Software Engineering. Prentice-Hall, Englewood Cliffs, NJ