Here's his entry in Robert Ford's Blues Bibliography (2007). He may not have recorded much but a fair amount written about him, several by Europeans.
SMOKEY WILSON (Robert Lee Wilson)
BW2481. Anon. ?Where There?s Smokey, There?s Fire.? Westcoast Blues Review 1,
no. 1 (Oct/Nov 1993): 14-15.
BW2482. Bonner, Brett J. ?Smokey Wilson: Corn Shuckin? Blues.? Living Blues no.
130 (Nov/Dec 1996): 14-25.
BW2483. Clarke, William. ?Still Got Hard Times: Los Angeles Blues Today.? Blues
& Rhythm no. 65 (Nov 1991): 16.
BW2484. Clarke, William. ?William Clarke in Gesprek met Smokey Wilson.? Block
no. 73 (Jan/Feb/Mar 1990): 5-7, 9.
BW2485. Clarke, William. ?William Clarke: ?Van Smokey Wilson Leerde ik Heel
Veel?.? Block no. 73 (Jan/Feb/Mar 1990): 11-14.
BW2486. Dahl, Bill. Smokey Wilson: 88th Street Blues. USA: Murray MB 1003,
1982; USA: Blind Pig BPCD 5026, 1995.
BW2487. Gardner, Ray. ?The Smokey Wilson Interview.? Blues & Rhythm no. 142
(Sep 1999): 8-11.
BW2488. Larkin, Colin (ed). ?Wilson, Smokey.?, in The Guinness Who?s Who of
Blues. 2nd ed., p. 386 (E166). Reprinted in The Virgin Encyclopedia of the
Blues, pp. 381-382 (E169).
BW2489. Levy, Ron. Smokey Wilson: Smoke n? Fire. USA: Bullseye Blues CD 9534,
1993.
BW2490. Mourot, Christophe. ?Interview de Smokey Wilson: Le Juke-Box des
Champs de Coton.? Soul Bag no. 158 (Spring 2000): 21-23.
BW2491. Olson, Tom. Smokey Wilson: The Real Deal. USA: Bullseye BB9559,
1995.
BW2492. Robs, Gerard. ?Discografie Smokey Wilson.? Block no. 73 (Jan/Feb/Mar
1990): 8.
BW2493. Rosen, Jerry. More Blues from the South Side. USA: South Side SSR003,
2000.
BW2494. Russell, Tony. ?Smokey Wilson (1935-).?, in The Blues: From Robert
Johnson to Robert Cray, pp. 190-191 (Item A1904).
BW2495. Shadwick, Keith. ?Smokey Wilson.?, in Blues: Keeping the Faith, p. 346
(Item E204).
BW2496. Svacina, Fritz. ?Smokey Wilson.? Blues Life no. 4 (1978): 12.
BW2497. Tipaldi, Art. ?Smokey Wilson: Still Burnin?.? Blues Revue no. 22
(Apr/May 1996): 46-49.