Karl Fulves published the “Center Pull-Out” – the core move of the Gemini Count – in Epilogue, No. 21, 1974, p. 198. Bro. John. Hamman released his full count in Richard's Almanac, No. 14, Oct. 1983, p. 128.
A handling without buckling the bottom card, using instead a push-off and top card pull-back, was described by Phil Goldstein in The New Tops, Vol. 28 No. 6, June 1988, p. 22.