If any of you reads Spanish I would suggest
• Planificación del entrenamiento en escalada deportiva David Macià Ediciones Desnivel 2005
• Entrenamiento en escalada deportiva. Consultorio http://www.desnivel.com David Macià Ediciones Desnivel 2004
David Maciá is well known coach, he coached Ramon Julian and Edu Marin since their beginning in climbing.
and other climbers like Berta Martín, Yuji Hirayama, Sara Aicart, Gerard Rull, Andrea Szekely.
He coaches also other top athletes in different sports like mountain Ski, trail running, Biking, Swiming,
David is known by bringing to climbing several methods from other high level sports, and for developing ways to quantify difficulty and training load in climbing.
His work with Ramon and Edu is remarkable, they both appeared with 16 years doing 8b onsigth and 8c with 2 or 3 tries, and their evolution went top from there with both of them achieving 9a+ and 8c onsight and regular world cup finals and podiums.