An assortment of essays titled "Reginald Garrigou-Lagrange OP: Teacher of Thomism" is offered by the free online journal Educational Theoria. The essays are available in a single PDF here.

Réginald Garrigou-Lagrange, O.P.: A Biographical Sketch 

Richard A. Peddicord, O.P.

My Personal Memories of Reginald Garrigou-Lagrange 
Joseph M. de Torre

Reginald Garrigou-Lagrange on Subsistence 
Christopher Albright

Reginald Garrigou-Lagrange on the Real Distinction 
Jude Chua Soo Meng

Garrigou-Langrange’s General Proof of God’s Existence 
+F. F. Centore

Reginald Garrigou-Lagrange on Physical Premotion 
Steven A. Long

Reginald Garrigou-Lagrange and the Renewal of the Contemplative Life 
+James Arraj

Garrigou-Lagrange OP and la vie théologale 
Romanus Cessario OP

Garrigou-Langrange, Leo XIII and Liberalism 
Thomas Crean OP