References for Vented-Box Article

[1] Small, Richard H., Vented-Box Loudspeaker Systems Part I: Small-Signal Analysis, JAES, Vol. 21, #5, June 1973, pp. 363-372
[2] Small, Richard H., Vented-Box Loudspeaker Systems Part IV: Appendices, JAES, Vol. 21, #8, June 1973, pp. 635-639
[3] Bullock, Robert M. III, Bullock on Boxes, Audio Amateur Press, 1991
[4] Leach, W. Marshall Jr., Computer-Aided Electroacoustic Design with SPICE, JAES, Vol. 39, #7/8, July/August 1991, pp. 551-562
[5] Thiele, A.N., Loudspeakers in Vented Boxes: Part I, JAES, Vol. 19, #5, May 1971, pp. 382-392
[6] Thiele, A.N., Loudspeakers in Vented Boxes: Part II, JAES, Vol. 19, #6, June 1971, pp. 471-483
[7] Benson, J.E., Synthesis of High-Pass Filtered LoudspeakerSystems Part 2 - Isolated Filters Driving Fourth-Order (Reflex) Systems, JAES, Vol. 27, #10, October 1979, pp. 769-779
[8] Bywater, R.A.R. and Wiebell, H.J., Alignment of Filter-Assisted Vented-Box Loudspeaker Systems with Enclosure Losses, JAES, Vol. 30, #5, May 1982, pp. 306-317
[9] Weinberg, Network Analysis and Synthesis, Wiley, 1966
[10] Su, Kendall L., Analog Filters, Kluwer, 2003
[11] Churchill, Brown and Verhey, Complex Variables and Applications, McGraw-Hill, 1976
[12] Kreutz, J. and Panzer, J., Derivation of the Quasi-Butterworth 5 Alignments, JAES, Vol. 42, #5, May 1994, pp. 315-324

Note: You may be able to find some of these references here or here.